{"id":22743,"date":"2022-10-30T16:38:52","date_gmt":"2022-10-30T16:38:52","guid":{"rendered":"https:\/\/www.acasinhadamatematica.pt\/?p=22743"},"modified":"2022-11-03T23:26:12","modified_gmt":"2022-11-03T23:26:12","slug":"numero-de-habitantes","status":"publish","type":"post","link":"https:\/\/www.acasinhadamatematica.pt\/?p=22743","title":{"rendered":"N\u00famero de habitantes"},"content":{"rendered":"\n<p><ul id='GTTabs_ul_22743' class='GTTabs' style='display:none'>\n<li id='GTTabs_li_0_22743' class='GTTabs_curr'><a  id=\"22743_0\" onMouseOver=\"GTTabsShowLinks('Enunciado'); return true;\"  onMouseOut=\"GTTabsShowLinks();\"  class='GTTabsLinks'>Enunciado<\/a><\/li>\n<li id='GTTabs_li_1_22743' ><a  id=\"22743_1\" onMouseOver=\"GTTabsShowLinks('Resolu\u00e7\u00e3o'); return true;\"  onMouseOut=\"GTTabsShowLinks();\"  class='GTTabsLinks'>Resolu\u00e7\u00e3o<\/a><\/li>\n<\/ul>\n\n<div class='GTTabs_divs GTTabs_curr_div' id='GTTabs_0_22743'>\n<span class='GTTabs_titles'><b>Enunciado<\/b><\/span><\/p>\n<p>Observa o valor aproximado do n\u00famero de habitantes de cada um dos seguintes pa\u00edses.<\/p>\n<p>R\u00fassia &#8211; 140,7 milh\u00f5es<br \/>China &#8211; 1330 milh\u00f5es<br \/>\u00c1frica do Sul &#8211; 43,8 milh\u00f5es<br \/>Portugal &#8211; 10,45 milh\u00f5es<br \/>(Dados: <a href=\"https:\/\/www.indexmundi.com\/\" target=\"_blank\" rel=\"noopener\">indexmundi.com<\/a>)<\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li>Escreve os n\u00fameros em nota\u00e7\u00e3o cient\u00edfica.<\/li>\n<li>Qual \u00e9 o pa\u00eds com maior popula\u00e7\u00e3o? E com menor popula\u00e7\u00e3o?<\/li>\n<li>Quantas vezes a popula\u00e7\u00e3o da \u00c1frica do Sul \u00e9 superior \u00e0 popula\u00e7\u00e3o de Portugal?<\/li>\n<\/ol>\n<p><div class='GTTabsNavigation' style='display:none'><span class='GTTabs_nav_next'><a href='#GTTabs_ul_22743' onClick='GTTabs_show(1,22743)'>Resolu\u00e7\u00e3o &gt;&gt;<\/a><\/span><\/div><\/div>\n\n<div class='GTTabs_divs' id='GTTabs_1_22743'>\n<span class='GTTabs_titles'><b>Resolu\u00e7\u00e3o<\/b><\/span><!--more--><\/p>\n<blockquote>\n<p>Observa o valor aproximado do n\u00famero de habitantes de cada um dos seguintes pa\u00edses.<\/p>\n<p>R\u00fassia &#8211; 140,7 milh\u00f5es<br \/>China &#8211; 1330 milh\u00f5es<br \/>\u00c1frica do Sul &#8211; 43,8 milh\u00f5es<br \/>Portugal &#8211; 10,45 milh\u00f5es<\/p>\n<\/blockquote>\n<ol style=\"list-style-type: lower-alpha;\">\n<li><br \/>\\(\\begin{array}{*{20}{c}}{{\\rm{Pa\u00eds}}}&amp;{}&amp;{{\\rm{N\u00famero\\;de\\;habitantes}}}\\\\\\hline{{\\rm{R\u00fassia}}}&amp; &#8211; &amp;{140,7 \\times {{10}^6} = 1,407 \\times {{10}^8}}\\\\{{\\rm{China}}}&amp; &#8211; &amp;{1330 \\times {{10}^6} = 1,33 \\times {{10}^9}}\\\\{{\\rm{\u00c1frica\\;do\\;Sul}}}&amp; &#8211; &amp;{43,8 \\times {{10}^6} = 4,38 \\times {{10}^7}}\\\\{{\\rm{Portugal}}}&amp; &#8211; &amp;{10,45 \\times {{10}^6} = 1,045 \\times {{10}^7}}\\end{array}\\)<br \/><br \/><\/li>\n<li>O pa\u00eds com maior popula\u00e7\u00e3o \u00e9 a China.<br \/>E com menor popula\u00e7\u00e3o \u00e9 Portugal.<br \/><br \/><\/li>\n<li>A popula\u00e7\u00e3o da \u00c1frica do Sul \u00e9 superior \u00e0 popula\u00e7\u00e3o de Portugal aproximadamente 4,2 vezes:<br \/>\\[\\frac{{{P_{{\\rm{\u00c1frica\\;do\\;Sul}}}}}}{{{P_{{\\rm{Portugal}}}}}} = \\frac{{4,38 \\times {{10}^7}}}{{1,045 \\times {{10}^7}}} = \\frac{{4,38}}{{1,045}} \\times \\frac{{{{10}^7}}}{{{{10}^7}}} = \\frac{{4,38}}{{1,045}} \\approx 4,2\\]<\/li>\n<\/ol>\n<div class='GTTabsNavigation' style='display:none'><span class='GTTabs_nav_prev'><a href='#GTTabs_ul_22743' onClick='GTTabs_show(0,22743)'>&lt;&lt; Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Enunciado Resolu\u00e7\u00e3o Enunciado Observa o valor aproximado do n\u00famero de habitantes de cada um dos seguintes pa\u00edses. R\u00fassia &#8211; 140,7 milh\u00f5esChina &#8211; 1330 milh\u00f5es\u00c1frica do Sul &#8211; 43,8 milh\u00f5esPortugal &#8211; 10,45 milh\u00f5es(Dados: indexmundi.com) Escreve&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":19698,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[100,97,664],"tags":[424,143],"series":[],"class_list":["post-22743","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-8--ano","category-aplicando","category-numeros-reais","tag-8-o-ano","tag-notacao-cientifica"],"views":183,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2021\/12\/Mat259.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/22743","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=22743"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/22743\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/19698"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22743"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22743"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=22743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}