{"id":842262,"date":"2021-08-22T03:31:53","date_gmt":"2021-08-22T06:31:53","guid":{"rendered":"https:\/\/www.estrategiaconcursos.com.br\/blog\/?p=842262"},"modified":"2021-08-22T17:53:03","modified_gmt":"2021-08-22T20:53:03","slug":"gabarito-extraoficial-pcdf-escrivao-matematica-e-raciocinio-logico","status":"publish","type":"post","link":"https:\/\/www.estrategiaconcursos.com.br\/blog\/gabarito-extraoficial-pcdf-escrivao-matematica-e-raciocinio-logico\/","title":{"rendered":"Gabarito Extraoficial PCDF (Escriv\u00e3o) &#8211; Matem\u00e1tica e Racioc\u00ednio L\u00f3gico"},"content":{"rendered":"\n<p>Fala, pessoal!<\/p>\n\n\n\n<p>Sou o Eduardo Mocellin, professor de Matem\u00e1tica e de Racioc\u00ednio L\u00f3gico do Estrat\u00e9gia Concursos.<\/p>\n\n\n\n<p>Neste artigo, disponibilizo o gabarito extraoficial da disciplina de <strong>Matem\u00e1tica e Racioc\u00ednio L\u00f3gico<\/strong> da prova da PCDF de 2021 para o cargo de Escriv\u00e3o.<\/p>\n\n\n\n<p>Ressalto que a ordem das quest\u00f5es pode variar de acordo com cada modelo de prova.<\/p>\n\n\n\n<p>Antes de analisarmos as quest\u00f5es, <strong>convido voc\u00ea a me seguir no Instagram: <a href=\"https:\/\/www.instagram.com\/edu.mocellin\"><strong>@edu.mocellin<\/strong><\/a><\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center has-pale-cyan-blue-background-color has-background\"><strong>Texto para as quest\u00f5es 109 e 110<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"209\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022053\/image-463.png\" alt=\"\" class=\"wp-image-842263\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022053\/image-463.png 501w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022053\/image-463-300x125.png 300w\" sizes=\"auto, (max-width: 501px) 100vw, 501px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\"><strong>Quest\u00e3o 109<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"552\" height=\"114\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022141\/image-464.png\" alt=\"\" class=\"wp-image-842264\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022141\/image-464.png 552w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022141\/image-464-300x62.png 300w\" sizes=\"auto, (max-width: 552px) 100vw, 552px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: ERRADO.<\/strong><\/p>\n\n\n\n<p>Pessoal, creio que a banca exagerou na dose dessa quest\u00e3o. Na hora da prova, a melhor coisa a se fazer seria um chute direcionado ou ent\u00e3o deixar a quest\u00e3o em branco. Vamos resolv\u00ea-la passo a passo.<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>1 &#8211; Estrutura da senha<\/strong><\/p>\n\n\n\n<p>Observe que a senha apresentar\u00e1 n\u00fameros conhecidos, 23, 12 e 19, bem como apresentar\u00e1 n\u00fameros desconhecidos, que podem variar de 0 a 9. A estrutura da senha \u00e9 a seguinte:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"418\" height=\"156\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022221\/image-465.png\" alt=\"\" class=\"wp-image-842265\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022221\/image-465.png 418w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022221\/image-465-300x112.png 300w\" sizes=\"auto, (max-width: 418px) 100vw, 418px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>2 &#8211; Possibilidades de organiza\u00e7\u00e3o da estrutura da senha<\/strong><\/p>\n\n\n\n<p>Note que a estrutura da senha pode ser organizada de diversas formas. Uma possibilidade, por exemplo, seria a estrutura abaixo:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"453\" height=\"120\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022247\/image-466.png\" alt=\"\" class=\"wp-image-842266\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022247\/image-466.png 453w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022247\/image-466-300x79.png 300w\" sizes=\"auto, (max-width: 453px) 100vw, 453px\" \/><\/figure><\/div>\n\n\n\n<p>O n\u00famero de possibilidades de organiza\u00e7\u00e3o da estrutura da senha \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022310\/image-467.png\" alt=\"\" class=\"wp-image-842267\" width=\"110\" height=\"70\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>3 &#8211; Possibilidades de atribui\u00e7\u00e3o dos n\u00fameros conhecidos<\/strong><\/p>\n\n\n\n<p>Uma vez definida a estrutura da senha, devemos atribuir os n\u00fameros conhecidos \u00e0 estrutura. Temos tr\u00eas n\u00fameros de dois d\u00edgitos para atribuir nas caixas azuis: 23, 12 e 19.<\/p>\n\n\n\n<p>Temos 3 possibilidades para a primeira caixa azul, duas possibilidades para a segunda caixa azul e uma possibilidade restante para a \u00faltima caixa azul, totalizando:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022414\/image-468.png\" alt=\"\" class=\"wp-image-842268\" width=\"269\" height=\"40\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022414\/image-468.png 454w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022414\/image-468-300x46.png 300w\" sizes=\"auto, (max-width: 269px) 100vw, 269px\" \/><\/figure><\/div>\n\n\n\n<p>Veja um exemplo em que atribu\u00edmos os n\u00fameros conhecidos:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"486\" height=\"130\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022439\/image-469.png\" alt=\"\" class=\"wp-image-842269\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022439\/image-469.png 486w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022439\/image-469-300x80.png 300w\" sizes=\"auto, (max-width: 486px) 100vw, 486px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>4 &#8211; Possibilidades atribui\u00e7\u00e3o dos n\u00fameros desconhecidos<\/strong><\/p>\n\n\n\n<p>Para os n\u00fameros desconhecidos, temos 10 possibilidades para o n\u00famero \u00e0 esquerda e 10 possibilidades para o n\u00famero \u00e0 direita, totalizando:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022526\/image-470.png\" alt=\"\" class=\"wp-image-842270\" width=\"313\" height=\"36\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022526\/image-470.png 468w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022526\/image-470-300x35.png 300w\" sizes=\"auto, (max-width: 313px) 100vw, 313px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>5 &#8211; Resultado parcial<\/strong><\/p>\n\n\n\n<p>At\u00e9 o momento, o n\u00famero total de possibilidades de se obter a senha \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022607\/image-471.png\" alt=\"\" class=\"wp-image-842271\" width=\"520\" height=\"106\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022607\/image-471.png 779w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022607\/image-471-300x61.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022607\/image-471-768x157.png 768w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022607\/image-471-610x125.png 610w\" sizes=\"auto, (max-width: 520px) 100vw, 520px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>6 &#8211; Existem n\u00fameros que foram contabilizados duas vezes dentro das 6.000 possibilidades!!<\/strong><\/p>\n\n\n\n<p>Pessoal, <strong>n\u00e3o <\/strong>temos 6.000 possibilidades de fazer a senha. Observe o seguinte n\u00famero:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"491\" height=\"128\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022716\/image-472.png\" alt=\"\" class=\"wp-image-842272\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022716\/image-472.png 491w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022716\/image-472-300x78.png 300w\" sizes=\"auto, (max-width: 491px) 100vw, 491px\" \/><\/figure><\/div>\n\n\n\n<p>Ele est\u00e1 sendo contado como se fosse diferente do seguinte n\u00famero:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"494\" height=\"131\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022731\/image-473.png\" alt=\"\" class=\"wp-image-842273\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022731\/image-473.png 494w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022731\/image-473-300x80.png 300w\" sizes=\"auto, (max-width: 494px) 100vw, 494px\" \/><\/figure><\/div>\n\n\n\n<p>Esses dois n\u00fameros s\u00e3o iguais, pois <strong>correspondem a 23121923<\/strong>. Devemos, portanto, remover esses casos em duplicidade.<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>7 &#8211; Estrutura dos n\u00fameros repetidos<\/strong><\/p>\n\n\n\n<p>Os n\u00fameros repetidos, <strong>a princ\u00edpio<\/strong>, apresentam a seguinte estrutura:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"606\" height=\"253\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024146\/image-483.png\" alt=\"\" class=\"wp-image-842284\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024146\/image-483.png 606w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024146\/image-483-300x125.png 300w\" sizes=\"auto, (max-width: 606px) 100vw, 606px\" \/><\/figure><\/div>\n\n\n\n<p>O n\u00famero de possibilidades de organiza\u00e7\u00e3o da estrutura de n\u00famero repetidos \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22022823\/image-475.png\" alt=\"\" class=\"wp-image-842275\" width=\"125\" height=\"82\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>8 &#8211; Maneiras de se atribuir n\u00fameros a uma estrutura de n\u00fameros repetidos<\/strong><\/p>\n\n\n\n<p>Dada uma estrutura de n\u00fameros repetidos, temos 6 maneiras de atribuir n\u00fameros a ela.<\/p>\n\n\n\n<p>Pense comigo: qual desses tr\u00eas n\u00fameros, 23, 12 ou 19, vai se repetir? Temos tr\u00eas possibilidades para isso.<\/p>\n\n\n\n<p>Ainda podemos organizar os 2 n\u00fameros que sobraram, que v\u00e3o aparecer uma \u00fanica vez na senha, de duas maneiras: o menor \u00e0 esquerda e o maior a direita ou o maior \u00e0 direita e o menor \u00e0 esquerda.<\/p>\n\n\n\n<p>Portanto, o n\u00famero de maneiras de se atribuir n\u00fameros a uma estrutura de n\u00fameros repetidos \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023243\/image-477.png\" alt=\"\" class=\"wp-image-842277\" width=\"206\" height=\"38\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023243\/image-477.png 330w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023243\/image-477-300x55.png 300w\" sizes=\"auto, (max-width: 206px) 100vw, 206px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>9 &#8211; Quantidade de n\u00fameros repetidos<\/strong><\/p>\n\n\n\n<p>At\u00e9 o momento, identificamos o seguinte total de n\u00fameros repetidos:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023306\/image-478.png\" alt=\"\" class=\"wp-image-842278\" width=\"362\" height=\"119\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023306\/image-478.png 492w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023306\/image-478-300x99.png 300w\" sizes=\"auto, (max-width: 362px) 100vw, 362px\" \/><\/figure><\/div>\n\n\n\n<p>Ocorre que, na nossa estrutura de n\u00fameros repetidos, consideramos apenas os casos em que os dos n\u00fameros desconhecidos est\u00e3o juntos:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023320\/image-479.png\" alt=\"\" class=\"wp-image-842279\" width=\"400\" height=\"169\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023320\/image-479.png 385w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023320\/image-479-300x127.png 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><\/div>\n\n\n\n<p>Note que ainda temos outros tr\u00eas casos que foram contabilizados em duplicidade. Nesses tr\u00eas casos, os n\u00fameros desconhecidos n\u00e3o est\u00e3o sempre juntos:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"295\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023331\/image-480.png\" alt=\"\" class=\"wp-image-842280\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023331\/image-480.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023331\/image-480-300x127.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023331\/image-480-610x257.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p>Logo, a quantidade de n\u00fameros repetidos dentro das 6.000 possibilidades \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023344\/image-481.png\" alt=\"\" class=\"wp-image-842281\" width=\"138\" height=\"40\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>10 &#8211; N\u00famero de possibilidades de senha<\/strong>s<\/p>\n\n\n\n<p>Portanto, o n\u00famero de possibilidades de senhas, conhecendo os n\u00fameros 23, 12 e 19, \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023406\/image-482.png\" alt=\"\" class=\"wp-image-842282\" width=\"239\" height=\"34\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023406\/image-482.png 323w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22023406\/image-482-300x43.png 300w\" sizes=\"auto, (max-width: 239px) 100vw, 239px\" \/><\/figure><\/div>\n\n\n\n<p>Esse valor \u00e9 superior a 5.000. O <strong>gabarito<\/strong>, portanto, \u00e9 <strong>ERRADO<\/strong>.<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>Observa\u00e7\u00e3o<\/strong><\/p>\n\n\n\n<p><strong>Nessa quest\u00e3o, \u00e9 poss\u00edvel fazer um &#8220;chute direcionado&#8221;: ao obter as 6.000 possibilidades, o concurseiro poderia &#8220;crer&#8221; que o n\u00famero de casos repetidos dentre esses 6.000 seria diminuto<\/strong>, de modo que, ao descontar esses poucos casos, o n\u00famero final continuaria superior a 5.000.<\/p>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 110<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"144\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024629\/image-484.png\" alt=\"\" class=\"wp-image-842285\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024629\/image-484.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024629\/image-484-300x62.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024629\/image-484-610x126.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: CERTO.<\/strong><\/p>\n\n\n\n<p>Note que, uma vez que desconhecemos a informa\u00e7\u00e3o de que o dia, o m\u00eas e o ano fazem parte da senha, temos 8 casas que podem ser preenchidas por 10 n\u00fameros (de 0 a 9). Nesse caso, pelo Princ\u00edpio Fundamental da Contagem, temos:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024657\/image-485.png\" alt=\"\" class=\"wp-image-842286\" width=\"663\" height=\"47\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024657\/image-485.png 963w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024657\/image-485-300x21.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024657\/image-485-768x55.png 768w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024657\/image-485-610x44.png 610w\" sizes=\"auto, (max-width: 663px) 100vw, 663px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center has-pale-cyan-blue-background-color has-background\"><strong>Texto para as quest\u00f5es 111 e 112<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"485\" height=\"264\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024740\/image-487.png\" alt=\"\" class=\"wp-image-842288\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024740\/image-487.png 485w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024740\/image-487-300x163.png 300w\" sizes=\"auto, (max-width: 485px) 100vw, 485px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 111<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"577\" height=\"103\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024815\/image-488.png\" alt=\"\" class=\"wp-image-842289\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024815\/image-488.png 577w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024815\/image-488-300x54.png 300w\" sizes=\"auto, (max-width: 577px) 100vw, 577px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: CERTO<\/strong><\/p>\n\n\n\n<p>Sabemos que o n\u00famero <strong>N<\/strong> de candidatos que acertaram o percentual <strong>P<\/strong> de quest\u00f5es \u00e9 dado por:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024841\/image-489.png\" alt=\"\" class=\"wp-image-842290\" width=\"209\" height=\"74\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024841\/image-489.png 322w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024841\/image-489-300x106.png 300w\" sizes=\"auto, (max-width: 209px) 100vw, 209px\" \/><\/figure><\/div>\n\n\n\n<p>Para um percentual de acerto de 80%, devemos considerar <strong>P = 80.<\/strong> Nesse caso, a quantidade de candidatos que acertaram 80% da prova \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024932\/image-490.png\" alt=\"\" class=\"wp-image-842291\" width=\"322\" height=\"214\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024932\/image-490.png 431w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22024932\/image-490-300x200.png 300w\" sizes=\"auto, (max-width: 322px) 100vw, 322px\" \/><\/figure><\/div>\n\n\n\n<p>Veja, portanto, que o n\u00famero obtido corresponde ao n\u00famero de vagas oferecidas.<\/p>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 112<\/strong><\/p>\n\n\n\n<p><strong>Gabarito: ERRADO.<\/strong><\/p>\n\n\n\n<p>O n\u00famero de candidatos que compareceram \u00e0 prova objetiva \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025015\/image-491.png\" alt=\"\" class=\"wp-image-842292\" width=\"472\" height=\"376\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025015\/image-491.png 568w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025015\/image-491-300x239.png 300w\" sizes=\"auto, (max-width: 472px) 100vw, 472px\" \/><\/figure><\/div>\n\n\n\n<p>A concorr\u00eancia do concurso \u00e9 dada por:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025034\/image-492.png\" alt=\"\" class=\"wp-image-842293\" width=\"526\" height=\"83\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025034\/image-492.png 770w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025034\/image-492-300x48.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025034\/image-492-768x122.png 768w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025034\/image-492-610x97.png 610w\" sizes=\"auto, (max-width: 526px) 100vw, 526px\" \/><\/figure><\/div>\n\n\n\n<p>Portanto, a concorr\u00eancia foi <strong>inferior<\/strong> a 20 candidatos por vaga.<\/p>\n\n\n\n<p class=\"has-text-align-center has-pale-cyan-blue-background-color has-background\"><strong>Texto para as quest\u00f5es 113 e 114<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"575\" height=\"229\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025211\/image-494.png\" alt=\"\" class=\"wp-image-842295\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025211\/image-494.png 575w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025211\/image-494-300x119.png 300w\" sizes=\"auto, (max-width: 575px) 100vw, 575px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 113<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"92\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025232\/image-495.png\" alt=\"\" class=\"wp-image-842296\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025232\/image-495.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025232\/image-495-300x39.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025232\/image-495-610x80.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: CERTO.<\/strong><\/p>\n\n\n\n<p>Note que:<\/p>\n\n\n\n<p>&#8211; Na primeira aposta, o jogador gasta R$ 2;<\/p>\n\n\n\n<p>&#8211; Na segunda aposta, ele gasta 2 + 2 = 2 \u00d7 2 = R$ 4;<\/p>\n\n\n\n<p>&#8211; Na terceira aposta, ele gasta 2 + 2 + 2 = 3 \u00d7 2 = R$ 6;<\/p>\n\n\n\n<p>&#8211; Na quarta aposta, ele gasta 2 + 2 + 2 + 2 = 4 \u00d7 2 = R$ 8;<\/p>\n\n\n\n<p>&#8211; E assim sucessivamente.<\/p>\n\n\n\n<p>Se considerarmos que cada aposta \u00e9 um termo de uma Progress\u00e3o Aritm\u00e9tica, temos que o primeiro termo \u00e9 <strong>a1 = 2 <\/strong>e a raz\u00e3o \u00e9 <strong>r = 2<\/strong>.<\/p>\n\n\n\n<p>Portanto, o termo de ordem <strong>n<\/strong> ser\u00e1:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025306\/image-496.png\" alt=\"\" class=\"wp-image-842297\" width=\"292\" height=\"242\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025306\/image-496.png 377w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025306\/image-496-300x248.png 300w\" sizes=\"auto, (max-width: 292px) 100vw, 292px\" \/><\/figure><\/div>\n\n\n\n<p>Portanto, na 25\u00aa aposta, o jogador gastar\u00e1:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025318\/image-497.png\" alt=\"\" class=\"wp-image-842298\" width=\"260\" height=\"59\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025318\/image-497.png 364w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025318\/image-497-300x68.png 300w\" sizes=\"auto, (max-width: 260px) 100vw, 260px\" \/><\/figure><\/div>\n\n\n\n<p>Logo, na 25\u00aa aposta, o jogador aposta o valor m\u00e1ximo permitido.<\/p>\n\n\n\n<p class=\"has-text-align-center has-black-color has-cyan-bluish-gray-background-color has-text-color has-background\"><strong>Quest\u00e3o 114<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"128\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025417\/image-498.png\" alt=\"\" class=\"wp-image-842299\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025417\/image-498.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025417\/image-498-300x55.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025417\/image-498-610x112.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: ERRADO.<\/strong><\/p>\n\n\n\n<p>Conforme racioc\u00ednio da quest\u00e3o anterior, se considerarmos que cada aposta \u00e9 um termo de uma Progress\u00e3o Aritm\u00e9tica, temos que o primeiro termo \u00e9 <strong>a1 = 2 <\/strong>e a raz\u00e3o \u00e9 <strong>r = 2<\/strong>.<\/p>\n\n\n\n<p>Note que o valor gasto com a d\u00e9cima aposta \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025430\/image-499.png\" alt=\"\" class=\"wp-image-842300\" width=\"261\" height=\"55\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025430\/image-499.png 317w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025430\/image-499-300x63.png 300w\" sizes=\"auto, (max-width: 261px) 100vw, 261px\" \/><\/figure><\/div>\n\n\n\n<p>A soma das dez apostas realizadas \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025442\/image-500.png\" alt=\"\" class=\"wp-image-842301\" width=\"268\" height=\"253\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025442\/image-500.png 407w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025442\/image-500-300x283.png 300w\" sizes=\"auto, (max-width: 268px) 100vw, 268px\" \/><\/figure><\/div>\n\n\n\n<p>O valor recebido na d\u00e9cima aposta \u00e9:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025452\/image-501.png\" alt=\"\" class=\"wp-image-842302\" width=\"126\" height=\"160\" \/><\/figure><\/div>\n\n\n\n<p>Temos que:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025513\/image-502.png\" alt=\"\" class=\"wp-image-842303\" width=\"446\" height=\"150\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025513\/image-502.png 695w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025513\/image-502-300x101.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025513\/image-502-610x205.png 610w\" sizes=\"auto, (max-width: 446px) 100vw, 446px\" \/><\/figure><\/div>\n\n\n\n<p>Portanto, o valor do pr\u00eamio recebido superou o valor total apostado em R$ 90, valor inferior a R$ 100.<\/p>\n\n\n\n<p class=\"has-text-align-center has-pale-cyan-blue-background-color has-background\"><strong>Texto para as quest\u00f5es 115 a 117<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"111\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025604\/image-504.png\" alt=\"\" class=\"wp-image-842305\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025604\/image-504.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025604\/image-504-300x48.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025604\/image-504-610x97.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 115<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"104\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025626\/image-505.png\" alt=\"\" class=\"wp-image-842306\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025626\/image-505.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025626\/image-505-300x45.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025626\/image-505-610x91.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: ERRADO.<\/strong><\/p>\n\n\n\n<p>Observe que a proposi\u00e7\u00e3o categ\u00f3rica \u00e9 do tipo universal afirmativa (&#8220;Todo&#8230;&#8221;). A sua nega\u00e7\u00e3o deve gerar uma proposi\u00e7\u00e3o categ\u00f3rica particular negativa (&#8220;Algum&#8230;. n\u00e3o&#8221;). Portanto, a nega\u00e7\u00e3o correta da proposi\u00e7\u00e3o \u00e9:<\/p>\n\n\n\n<p class=\"has-text-align-center\">&#8220;Algu\u00e9m n\u00e3o \u00e9 igual perante a lei&#8221;<\/p>\n\n\n\n<p>Em outras palavras, ter\u00edamos:<\/p>\n\n\n\n<p class=\"has-text-align-center\">&#8220;Algu\u00e9m \u00e9 diferente perante a lei&#8221;<\/p>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 116<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"160\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22032713\/image-525.png\" alt=\"\" class=\"wp-image-842331\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22032713\/image-525.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22032713\/image-525-300x69.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22032713\/image-525-610x140.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: ERRADO.<\/strong><\/p>\n\n\n\n<p>Para resolver a quest\u00e3o podemos construir a tabela-verdade:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"454\" height=\"147\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025710\/image-506.png\" alt=\"\" class=\"wp-image-842307\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025710\/image-506.png 454w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025710\/image-506-300x97.png 300w\" sizes=\"auto, (max-width: 454px) 100vw, 454px\" \/><\/figure><\/div>\n\n\n\n<p>Note que a proposi\u00e7\u00e3o em quest\u00e3o sempre apresenta resultado verdadeiro para quaisquer combina\u00e7\u00f5es de <strong>p<\/strong> e de <strong>q<\/strong>.<\/p>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 117<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"132\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025819\/image-507.png\" alt=\"\" class=\"wp-image-842308\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025819\/image-507.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025819\/image-507-300x57.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025819\/image-507-610x115.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: CERTO.<\/strong><\/p>\n\n\n\n<p>Sejam as proposi\u00e7\u00f5es simples:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>p: <\/strong>&#8220;Paulo est\u00e1 mentindo.&#8221;<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>m: &#8220;<\/strong>Maria est\u00e1 mentindo.<strong>&#8220;<\/strong><\/p>\n\n\n\n<p>A proposi\u00e7\u00e3o original pode ser descrita por <strong>p<\/strong><strong>\u2192<\/strong><strong>~m<\/strong>:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>p<\/strong><strong>\u2192<\/strong><strong>~m: <\/strong>&#8220;<strong>Se<\/strong> <strong>[<\/strong>Paulo est\u00e1 mentindo<strong>]<\/strong>, <strong>ent\u00e3o<\/strong> <strong>[<\/strong>Maria <strong>n\u00e3o<\/strong> est\u00e1 mentindo<strong>]<\/strong>.<\/p>\n\n\n\n<p>Uma equival\u00eancia fundamental envolvendo o conectivo condicional \u00e9 a <strong>contrapositiva<\/strong>: <strong>p<\/strong><strong>\u2192<\/strong><strong>q \u2261 <\/strong><strong>~<\/strong><strong>q<\/strong><strong>\u2192<\/strong><strong>~<\/strong><strong>p. <\/strong>Para aplicar essa equival\u00eancia, devemos realizar o seguinte procedimento:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Invertem-se as posi\u00e7\u00f5es do antecedente e do consequente; e<\/strong><strong><\/strong><\/li><li><strong>Negam-se ambos os termos da condicional.<\/strong><strong><\/strong><\/li><\/ul>\n\n\n\n<p>Para o caso em quest\u00e3o, temos:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>p<\/strong><strong>\u2192<\/strong><strong>~m <\/strong><strong>\u2261 <\/strong><strong>~(<\/strong><strong>~m)<\/strong><strong>\u2192<\/strong><strong>~p<\/strong><\/p>\n\n\n\n<p>A dupla nega\u00e7\u00e3o de uma proposi\u00e7\u00e3o corresponde \u00e0 proposi\u00e7\u00e3o original. Ficamos com:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>p<\/strong><strong>\u2192<\/strong><strong>~m <\/strong><strong>\u2261 m<\/strong><strong>\u2192<\/strong><strong>~p<\/strong><\/p>\n\n\n\n<p>A proposi\u00e7\u00e3o equivalente pode ser descrita por:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>m\u2192~p<\/strong>:&#8221;<strong>Se<\/strong> <strong>[<\/strong>Maria est\u00e1 mentindo<strong>]<\/strong>, <strong>ent\u00e3o<\/strong> <strong>[<\/strong>Paulo <strong>n\u00e3o<\/strong> est\u00e1 mentindo<strong>]<\/strong>.&#8221;<\/p>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 118<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"166\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025932\/image-508.png\" alt=\"\" class=\"wp-image-842309\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025932\/image-508.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025932\/image-508-300x71.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025932\/image-508-610x145.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: ERRADO.<\/strong><\/p>\n\n\n\n<p>Primeiramente, vamos desconsiderar a restri\u00e7\u00e3o de que duas pessoas n\u00e3o podem sentar lado a lado. Nesse caso, o <strong><u>n\u00famero de possibilidades em que 6 pessoas podem se reunir em uma mesa redonda<\/u><\/strong> \u00e9 a Permuta\u00e7\u00e3o Circular de 6:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025951\/image-510.png\" alt=\"\" class=\"wp-image-842311\" width=\"381\" height=\"57\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025951\/image-510.png 446w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22025951\/image-510-300x45.png 300w\" sizes=\"auto, (max-width: 381px) 100vw, 381px\" \/><\/figure><\/div>\n\n\n\n<p>Como duas pessoas n\u00e3o podem sentar lado a lado, temos <strong>menos do que 120 possibilidades<\/strong> de distribuir as seis pessoas. Logo, a quantidade de maneiras distintas de essas seis pessoas sentarem em torno da mesa \u00e9 <strong>inferior <\/strong>a 400.<\/p>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 119<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"585\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030504\/image-514.png\" alt=\"\" class=\"wp-image-842315\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030504\/image-514.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030504\/image-514-300x251.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030504\/image-514-610x511.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: ERRADO.<\/strong><\/p>\n\n\n\n<p>Vamos verificar as possibilidades de se desenhar os conjuntos A, B e C.<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong><em>&#8220;Os grupos A e C t\u00eam elemento em comum&#8221;<\/em><\/strong><\/p>\n\n\n\n<p>Nesse caso, devemos representar uma intersec\u00e7\u00e3o entre os grupos A e C:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"281\" height=\"179\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030521\/image-516.png\" alt=\"\" class=\"wp-image-842317\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong><em>&#8220;Todos os indiv\u00edduos do grupo B est\u00e3o no grupo C&#8221;<\/em><\/strong><\/p>\n\n\n\n<p>Nesse caso, temos diversas possibilidades de representar todos os indiv\u00edduos do grupo B. \u00c9 necess\u00e1rio somente que todo o grupo B esteja &#8220;dentro&#8221; do grupo C, incluindo o caso em que o grupo B \u00e9 igual ao grupo C.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030555\/image-517-1024x695.png\" alt=\"\" class=\"wp-image-842318\" width=\"697\" height=\"473\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030555\/image-517-1024x695.png 1024w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030555\/image-517-300x204.png 300w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030555\/image-517-768x521.png 768w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030555\/image-517-610x414.png 610w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030555\/image-517.png 1356w\" sizes=\"auto, (max-width: 697px) 100vw, 697px\" \/><\/figure><\/div>\n\n\n\n<p>Dessas quatro possibilidades, na primeira n\u00e3o h\u00e1 intersec\u00e7\u00e3o entre B e A. Logo, n\u00e3o se pode afirmar que A e B t\u00eam algum elemento em comum. O <strong>gabarito<\/strong>, portanto, \u00e9 <strong>ERRADO<\/strong>.<\/p>\n\n\n\n<p>Uma poss\u00edvel pol\u00eamica que poderia surgir nessa quest\u00e3o ocorreria se o concurseiro supusesse, pela descri\u00e7\u00e3o dos grupos, que B e C s\u00e3o iguais. Nessa poss\u00edvel interpreta\u00e7\u00e3o, apenas o quarto caso seria v\u00e1lido:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"262\" height=\"177\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030629\/image-518.png\" alt=\"\" class=\"wp-image-842319\" \/><\/figure><\/div>\n\n\n\n<p>Assim, ter\u00edamos necessariamente elementos comuns entre A e B, de modo que o gabarito seria CERTO.<\/p>\n\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-background-color has-background\"><strong>Quest\u00e3o 120<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"736\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030740\/image-519.png\" alt=\"\" class=\"wp-image-842320\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030740\/image-519.png 699w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030740\/image-519-285x300.png 285w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030740\/image-519-610x642.png 610w\" sizes=\"auto, (max-width: 699px) 100vw, 699px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Gabarito: CERTO.<\/strong><\/p>\n\n\n\n<p>Observe que o n\u00famero deve ser menor do que 1000 e o algarismo das centenas \u00e9 igual ao n\u00famero de diagonais do ret\u00e2ngulo. Como o ret\u00e2ngulo tem duas diagonais, o n\u00famero \u00e9 da seguinte forma:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030750\/image-520.png\" alt=\"\" class=\"wp-image-842321\" width=\"123\" height=\"53\" \/><\/figure><\/div>\n\n\n\n<p>A parte do n\u00famero formada s\u00f3 pelos algarismos das dezenas e das unidades \u00e9 m\u00faltiplo de 7:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030800\/image-521.png\" alt=\"\" class=\"wp-image-842322\" width=\"127\" height=\"104\" \/><\/figure><\/div>\n\n\n\n<p>Observe que o n\u00famero das casas come\u00e7ava em 201 e a casas subsequentes apresentavam a numera\u00e7\u00e3o anterior acrescida de 8 unidades. Temos, portanto, as seguintes numera\u00e7\u00f5es:<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030832\/image-523.png\" alt=\"\" class=\"wp-image-842324\" width=\"518\" height=\"65\" srcset=\"https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030832\/image-523.png 591w, https:\/\/dhg1h5j42swfq.cloudfront.net\/2021\/08\/22030832\/image-523-300x38.png 300w\" sizes=\"auto, (max-width: 518px) 100vw, 518px\" \/><\/figure><\/div>\n\n\n\n<p>Observe, portanto, que 249 \u00e9 o n\u00famero procurado, pois 49 \u00e9 m\u00faltiplo de 7. Logo, o n\u00famero da casa informado pelo foragido \u00e9 inferior a 250.<\/p>\n\n\n\n<p class=\"has-text-align-center has-black-color has-pale-cyan-blue-background-color has-text-color has-background\"><strong>Considera\u00e7\u00f5es Finais<\/strong><\/p>\n\n\n\n<p>Esse \u00e9 o nosso gabarito extraoficial da disciplina de&nbsp;<strong>Matem\u00e1tica e<\/strong> <strong>Racioc\u00ednio L\u00f3gico<\/strong>. Espero que tenham alcan\u00e7ado um bom desempenho. At\u00e9 a pr\u00f3xima!<\/p>\n\n\n\n<p><a href=\"https:\/\/www.estrategiaconcursos.com.br\/professor\/eduardo-mocellin-2280\/\"><strong>Prof. Eduardo Mocellin<\/strong><\/a><\/p>\n\n\n\n<p><strong>Instagram<\/strong>:&nbsp;<a href=\"https:\/\/www.instagram.com\/edu.mocellin\"><strong>@edu.mocellin<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fala, pessoal! Sou o Eduardo Mocellin, professor de Matem\u00e1tica e de Racioc\u00ednio L\u00f3gico do Estrat\u00e9gia Concursos. Neste artigo, disponibilizo o gabarito extraoficial da disciplina de Matem\u00e1tica e Racioc\u00ednio L\u00f3gico da prova da PCDF de 2021 para o cargo de Escriv\u00e3o. Ressalto que a ordem das quest\u00f5es pode variar de acordo com cada modelo de prova. [&hellip;]<\/p>\n","protected":false},"author":2051,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"post_tipo":"article","footnotes":""},"categories":[1],"tags":[],"tax_estado":[219970],"class_list":["post-842262","post","type-post","status-publish","format-standard","hentry","category-cursos-e-concursos","tax_estado-df"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Gabarito Extraoficial PCDF (Escriv\u00e3o) - Matem\u00e1tica e Racioc\u00ednio L\u00f3gico<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.estrategiaconcursos.com.br\/blog\/gabarito-extraoficial-pcdf-escrivao-matematica-e-raciocinio-logico\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gabarito Extraoficial PCDF (Escriv\u00e3o) - Matem\u00e1tica e Racioc\u00ednio L\u00f3gico\" \/>\n<meta property=\"og:description\" content=\"Fala, pessoal! Sou o Eduardo Mocellin, professor de Matem\u00e1tica e de Racioc\u00ednio L\u00f3gico do Estrat\u00e9gia Concursos. Neste artigo, disponibilizo o gabarito extraoficial da disciplina de Matem\u00e1tica e Racioc\u00ednio L\u00f3gico da prova da PCDF de 2021 para o cargo de Escriv\u00e3o. Ressalto que a ordem das quest\u00f5es pode variar de acordo com cada modelo de prova. 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