{"id":8996,"date":"2011-10-14T02:00:35","date_gmt":"2011-10-14T09:00:35","guid":{"rendered":"https:\/\/gmatclub.com\/blog\/?p=8996"},"modified":"2011-10-14T01:00:49","modified_gmt":"2011-10-14T08:00:49","slug":"gmat-question-of-the-day-oct-14-arithmetic-and-critical-reasoning","status":"publish","type":"post","link":"https:\/\/gmatclub.com\/blog\/gmat-question-of-the-day-oct-14-arithmetic-and-critical-reasoning\/","title":{"rendered":"GMAT Question of the Day (Oct 14): Arithmetic and Critical Reasoning"},"content":{"rendered":"<p><strong>Math (PS)<\/strong><\/p>\n<p>What is the last digit of the following number <img src='https:\/\/s0.wp.com\/latex.php?latex=2%5E%7B22%7D+%2A+3%5E%7B15%7D+%2A+5%5E%7B16%7D+%2A+7%5E1&#038;bg=ffffff&#038;fg=000000&#038;s=0' alt='2^{22} * 3^{15} * 5^{16} * 7^1' title='2^{22} * 3^{15} * 5^{16} * 7^1' class='latex' \/> ?<\/p>\n<p>(A) 6<br \/>\n(B) 5<br \/>\n(C) 2<br \/>\n(D) 1<br \/>\n(E) 0<\/p>\n<div style=\"background-color: rgb(141, 179, 226); border-top: 4px solid rgb(0, 0, 0); border-bottom: 4px solid rgb(0, 0, 0); padding: 5px; margin-left: 20px; font-size: 15px; font-family: Gergia,serif; font-weight: bold\">\n<div style=\"font-size: 19px; color: rgb(255, 255, 255); margin-bottom: 10px; padding-left: 10px\">GMAT Daily Deals<\/div>\n<ul>\n<li style=\"padding: 0pt 0pt 10px 20px; color: rgb(255, 255, 255); list-style-type: disc\">Get $100 off a Manhattan GMAT course with the code GCLUB100! <a href=\"https:\/\/gmatclub.com\/marketplace\/courses.xhtml#mgmat\" style=\"color: rgb(0, 0, 255);\"><u>Sign up now!<\/u><\/a><\/li>\n<li style=\"padding: 0pt 0pt 10px 20px; color: rgb(255, 255, 255); list-style-type: disc\">Incredible savings from Veritas Prep - save 10% on any course and receive a free $700 bonus offer. <a href=\"https:\/\/gmatclub.com\/static\/forward.php?r=https:\/\/gmatclub.com\/blog\/courses\/veritas-prep-discount\/\" style=\"color: rgb(0, 0, 255);\"><u>Learn more!<\/u><\/a><\/li>\n<li style=\"padding: 0pt 0pt 0px 20px; color: rgb(255, 255, 255); list-style-type: disc\">mbaMission is offering a unique MBA application writing class, \"Constructing a Standout MBA Application Boot Camp.\" <a href=\"https:\/\/gmatclub.com\/static\/forward.php?r=https:\/\/www.mbamission.com\/services.php?package=8\" style=\"color: rgb(0, 0, 255);\"><u>Learn more and sign up today!<\/u><\/a><\/li>\n<\/ul>\n<\/div>\n<p><\/p>\n<p><strong>Verbal (CR)<\/strong><\/p>\n<p>Dr. A: The new influenza vaccine is useless at best and possibly dangerous. I would never use it on a patient.<br \/>\nDr. B: But three studies published in the Journal of Medical Associates have rated that vaccine as unusually effective.<br \/>\nDr. A: The studies must have been faulty because the vaccine is worthless.<\/p>\n<p>In which of the following is the reasoning most similar to that of Dr. A? <\/p>\n<p>(A) Three of my patients have been harmed by that vaccine during the past three weeks, so the vaccine is unsafe.<br \/>\n(B) Jerrold Jersey recommends this milk, and I don\u2019t trust Jerrold Jersey, so I won\u2019t buy this milk.<br \/>\n(C) Wingzz tennis balls perform best because they are far more effective than any other tennis balls.<br \/>\n(D) I\u2019m buying Vim Vitamins. Doctors recommend them more often than they recommend any other vitamins, so Vim Vitamins must be good.<br \/>\n(E) Since University of Muldoon graduates score about 20 percent higher than average on the GMAT, Sheila Lee, a University of Muldoon graduate, will score about 20 percent higher than average when she takes the GMAT.<\/p>\n<div style=\"color:#cecece\">\nAnswers to the questions: <strong>E<\/strong>, <strong>C<\/strong><br \/>\nFor explanations please see these threads: <a href=\"https:\/\/gmatclub.com\/forum\/exponents-problem-m04q20-47404.html\">math<\/a> and <a href=\"https:\/\/gmatclub.com\/forum\/cr-vaccine-67846.html\">verbal<\/a>\n<\/div>\n<p><\/p>\n<p><strong>Like these questions?<\/strong> Get the GMAT Club question collection: <a href=\"https:\/\/gmatclub.com\/tests\/\">online at GMAT Club<\/a> OR <a href=\"https:\/\/www.amazon.com\/gp\/redirect.html?ie=UTF8&location=http%3A%2F%2Fwww.amazon.com%2Fgp%2Fentity%2FGMAT-Club%2FB0048PPF3U%3Fie%3DUTF8%26ref_%3Dntt_athr_dp_pel_1&tag=gmatclub-20&linkCode=ur2&camp=1789&creative=390957\">on your Kindle<\/a> OR <a href=\"https:\/\/click.linksynergy.com\/fs-bin\/stat?id=PJTlq5NYqfE&offerid=146261&type=3&subid=blog&tmpid=1826&RD_PARM1=http%253A%252F%252Fitunes.apple.com%252Fus%252Fapp%252Fgmat-toolkit%252Fid328345537%253Fmt%253D8%2526uo%253D6%2526partnerId%253D30\">on your iPhone\/iPad<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Math (PS) What is the last digit of the following number ? (A) 6 (B) 5 (C) 2 (D) 1 (E) 0 GMAT Daily Deals Get $100 off a Manhattan&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[152,9,721,717],"tags":[],"class_list":["post-8996","post","type-post","status-publish","format-standard","hentry","category-gmat-tests","category-gmat","category-critical-reasoning-gmat","category-problem-solving-gmat","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/8996","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/comments?post=8996"}],"version-history":[{"count":1,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/8996\/revisions"}],"predecessor-version":[{"id":8997,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/8996\/revisions\/8997"}],"wp:attachment":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/media?parent=8996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/categories?post=8996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/tags?post=8996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}