{"id":6580,"date":"2011-03-19T12:14:03","date_gmt":"2011-03-19T20:14:03","guid":{"rendered":"https:\/\/gmatclub.com\/blog\/?p=6580"},"modified":"2011-03-16T12:15:14","modified_gmt":"2011-03-16T20:15:14","slug":"gmat-on-demand-three-classic-ds-problems-involving-systems-of-equations","status":"publish","type":"post","link":"https:\/\/gmatclub.com\/blog\/gmat-on-demand-three-classic-ds-problems-involving-systems-of-equations\/","title":{"rendered":"GMAT On Demand: Three Classic DS Problems Involving Systems of Equations"},"content":{"rendered":"<p><object id=\"wistia_290755\" classid=\"clsid:d27cdb6e-ae6d-11cf-96b8-444553540000\" width=\"600\" height=\"337\" codebase=\"https:\/\/download.macromedia.com\/pub\/shockwave\/cabs\/flash\/swflash.cab#version=6,0,40,0\"><param name=\"allowfullscreen\" value=\"true\" \/><param name=\"allowscriptaccess\" value=\"always\" \/><param name=\"wmode\" value=\"opaque\" \/><param name=\"flashvars\" value=\"videoUrl=https:\/\/embed.wistia.com\/deliveries\/43ec7bc3f8e1f4f5452f1672ed41a501082cb40c.bin&amp;stillUrl=https:\/\/embed.wistia.com\/deliveries\/e65d0b9a5cfe64415647318893d096741948edf3.bin&amp;unbufferedSeek=false&amp;controlsVisibleOnLoad=true&amp;autoPlay=false&amp;endVideoBehavior=reset&amp;playButtonVisible=true&amp;embedServiceURL=https:\/\/distillery.wistia.com\/x&amp;accountKey=wistia-production_4247&amp;mediaID=wistia-production_290755&amp;mediaDuration=730.47\" \/><param name=\"src\" value=\"https:\/\/embed.wistia.com\/flash\/embed_player_v1.1.swf\" \/><param name=\"name\" value=\"wistia_290755\" \/><embed id=\"wistia_290755\" type=\"application\/x-shockwave-flash\" width=\"600\" height=\"337\" src=\"https:\/\/embed.wistia.com\/flash\/embed_player_v1.1.swf\" name=\"wistia_290755\" flashvars=\"videoUrl=https:\/\/embed.wistia.com\/deliveries\/43ec7bc3f8e1f4f5452f1672ed41a501082cb40c.bin&amp;stillUrl=https:\/\/embed.wistia.com\/deliveries\/e65d0b9a5cfe64415647318893d096741948edf3.bin&amp;unbufferedSeek=false&amp;controlsVisibleOnLoad=true&amp;autoPlay=false&amp;endVideoBehavior=reset&amp;playButtonVisible=true&amp;embedServiceURL=https:\/\/distillery.wistia.com\/x&amp;accountKey=wistia-production_4247&amp;mediaID=wistia-production_290755&amp;mediaDuration=730.47\" wmode=\"opaque\" allowscriptaccess=\"always\" allowfullscreen=\"true\"><\/embed><\/object><script src=\"https:\/\/embed.wistia.com\/embeds\/v.js\"><\/script><script type=\"text\/javascript\">\/\/ <![CDATA[\nif(!navigator.mimeTypes['application\/x-shockwave-flash'])Wistia.VideoEmbed('wistia_290755',600,337,{videoUrl:'https:\/\/embed.wistia.com\/deliveries\/68de961b7b33fdad17a01b2e8ff1ac8f3eb46614.bin',stillUrl:'https:\/\/embed.wistia.com\/deliveries\/e65d0b9a5cfe64415647318893d096741948edf3.bin',distilleryUrl:'https:\/\/distillery.wistia.com\/x',accountKey:'wistia-production_4247',mediaId:'wistia-production_290755',mediaDuration:730.47})\n\/\/ ]]><\/script><\/p>\n<p>In this video, Jess and Rich cover helpful strategies for solving Data Sufficiency questions involving systems of equations. There are three sample problems to try on your own: pause the video at 00:37, 5:30, and 8:00 to try your hand at each one. After you've given each one a shot, stay tuned for Jess and Rich's step-by-step explanation of the best way to find the answer for each one. You'll definitely learn some helpful tips and shortcuts along the way.<\/p>\n<p>For more Data Sufficiency strategies, tune in to the rest of this <a href=\"https:\/\/www.knewton.com\/blog\/tag\/quantitative-strategy-lesson-2\">quantitative strategy lesson<\/a> and stay tuned for future videos!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this video, Jess and Rich cover helpful strategies for solving Data Sufficiency questions involving systems of equations. There are three sample problems to try on your own: pause the&#8230;<\/p>\n","protected":false},"author":104,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,243,718,736],"tags":[],"class_list":["post-6580","post","type-post","status-publish","format-standard","hentry","category-gmat","category-blog","category-data-sufficiency-gmat","category-quant-gmat","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/6580","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/users\/104"}],"replies":[{"embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/comments?post=6580"}],"version-history":[{"count":1,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/6580\/revisions"}],"predecessor-version":[{"id":6581,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/6580\/revisions\/6581"}],"wp:attachment":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/media?parent=6580"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/categories?post=6580"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/tags?post=6580"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}