{"id":21062,"date":"2013-10-15T02:00:19","date_gmt":"2013-10-15T09:00:19","guid":{"rendered":"https:\/\/gmatclub.com\/blog\/?p=21062"},"modified":"2013-10-10T21:09:37","modified_gmt":"2013-10-11T04:09:37","slug":"gmat-question-of-the-day-oct-15-arithmetic-and-critical-reasoning","status":"publish","type":"post","link":"https:\/\/gmatclub.com\/blog\/gmat-question-of-the-day-oct-15-arithmetic-and-critical-reasoning\/","title":{"rendered":"GMAT Question of the Day (Oct 15): 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<p>____________________________________________________________________________________________________________________________________<\/p>\n<div>\n<a href=\"https:\/\/gmatclub.com\/forum\/exponents-problem-m04q20-47404.html\">Question Discussion &amp; Explanation<\/a><br \/>\n<strong>Correct Answer<\/strong> <span style=\"background-color:#fff;color:#fff\">- E -<\/span> (click and drag your mouse to see the answer)\n<\/div>\n<p><\/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\">Manhattan GMAT: 99 percentile teachers and superior curriculum at a more affordable price. Save @ GMAT Club.<a href=\"https:\/\/gmatclub.com\/blog\/courses\/manhattan-gmat-discount-promotion-code\/?fl=twitter\" style=\"color: rgb(0, 0, 255);\"> <u>Save $325!<\/u><\/a><\/li>\n<li style=\"padding: 0pt 0pt 10px 20px; color: rgb(255, 255, 255); list-style-type: disc\">There's still a little time to save $50 on mbaMission Application Writing Bootcamps - Learn More.<a href=\"https:\/\/gmatclub.com\/blog\/courses\/mbamission\/?fl=twitter\" 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\">The Princeton Review teaches both material & testing strategies - not just the answers. Save $350 @ GMAT Club.<a href=\"https:\/\/gmatclub.com\/blog\/courses\/princeton-review-gmat-discount-promotion-code\/?fl=twitter\" style=\"color: rgb(0, 0, 255);\"> <u>Learn More!<\/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>\n<a href=\"https:\/\/gmatclub.com\/forum\/cr-vaccine-67846.html\">Question Discussion &amp; Explanation<\/a><br \/>\n<strong>Correct Answer<\/strong> <span style=\"background-color:#fff;color:#fff\">- C -<\/span> (click and drag your mouse to see the answer)\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<p><a href=\"https:\/\/gmatclub.com\/blog\/category\/blog\/gmat-tests\/\"><strong>Browse all GMAT Questions of the Day<\/strong><\/a><\/p>\n<p><strong>Subscribe to GMAT Question of the Day:<\/strong> <a href=\"https:\/\/feedburner.google.com\/fb\/a\/mailverify?uri=GMAT-Question-of-the-day&amp;loc=en_US\">E-mail<\/a> | <a href=\"https:\/\/feeds.feedburner.com\/GMAT-Question-of-the-day\">RSS<\/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 ____________________________________________________________________________________________________________________________________ Question Discussion &amp; Explanation Correct Answer -&#8230;<\/p>\n","protected":false},"author":146,"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-21062","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\/21062","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\/146"}],"replies":[{"embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/comments?post=21062"}],"version-history":[{"count":2,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/21062\/revisions"}],"predecessor-version":[{"id":21064,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/21062\/revisions\/21064"}],"wp:attachment":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/media?parent=21062"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/categories?post=21062"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/tags?post=21062"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}