{"id":108,"date":"2011-03-20T18:28:52","date_gmt":"2011-03-20T17:28:52","guid":{"rendered":"http:\/\/www.gmattutorlondon.com\/?p=108"},"modified":"2012-02-16T16:33:06","modified_gmt":"2012-02-16T15:33:06","slug":"gmat-review-diagnostic-quantitative-question-1","status":"publish","type":"post","link":"https:\/\/gmattutorlondon.com\/blog\/gmat-review-diagnostic-quantitative-question-1\/","title":{"rendered":"GMAT Review Diagnostic Quantitative Question 1"},"content":{"rendered":"<p><strong>Question 1 page 20<\/strong><\/p>\n<p>The key word here is \u2018equivalent\u2019. The total payable can be expressed as a sum with two parts:<\/p>\n<p>5(3.99) + 15.95<\/p>\n<p>and each of the answers uses the same format. Now logically, any answer which contains one part the same and the other part different (whether larger or smaller) must add to a different amount. Hence B is incorrect, and after we calculate the sum in the brackets, D and E are incorrect too.<\/p>\n<p>Moreover, any answer which contains EITHER both parts bigger OR both parts smaller must also be incorrect. Hence C is incorrect and by elimination A must be correct.<\/p>\n<p>The correct answer must either have both parts the same, which is unlikely, or one part larger and one part smaller by the same amount. Double-checking with A gives the first part 5\u00a2 larger (1\u00a2 for each of five compact discs) and the second part 5\u00a2 smaller.<\/p>\n<p><strong> <\/strong><\/p>\n<p><strong>Strategy tip<\/strong><\/p>\n<p>Don\u2019t do any calculations you don\u2019t need to do. You may be able to see that amounts must be equivalent \u2013 equal in value \u2013 without knowing what those amounts actually are. This is often the case in the <em>Data Sufficiency<\/em> section where it is enough to know that a value can be deduced rather than to have to actually calculate it.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Question 1 page 20 The key word here is \u2018equivalent\u2019. The total payable can be expressed as a sum with two parts: 5(3.99) + 15.95 and each of the answers uses the same format. Now logically, any answer which contains one part the same and the other part different (whether larger or smaller) must add &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/gmattutorlondon.com\/blog\/gmat-review-diagnostic-quantitative-question-1\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;GMAT Review Diagnostic Quantitative Question 1&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-108","post","type-post","status-publish","format-standard","hentry","category-gmat-help-and-advice","entry"],"_links":{"self":[{"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/posts\/108","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/comments?post=108"}],"version-history":[{"count":3,"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/posts\/108\/revisions"}],"predecessor-version":[{"id":111,"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/posts\/108\/revisions\/111"}],"wp:attachment":[{"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/media?parent=108"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/categories?post=108"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gmattutorlondon.com\/blog\/wp-json\/wp\/v2\/tags?post=108"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}