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Register now and save up to $200 Available with Beat the GMAT members only code • Free Veritas GMAT Class Experience Lesson 1 Live Free Available with Beat the GMAT members only code • Get 300+ Practice Questions 25 Video lessons and 6 Webinars for FREE Available with Beat the GMAT members only code • 5-Day Free Trial 5-day free, full-access trial TTP Quant Available with Beat the GMAT members only code • Free Practice Test & Review How would you score if you took the GMAT Available with Beat the GMAT members only code • 5 Day FREE Trial Study Smarter, Not Harder Available with Beat the GMAT members only code • 1 Hour Free BEAT THE GMAT EXCLUSIVE Available with Beat the GMAT members only code OG2016 - fractions tagged by: Brent@GMATPrepNow This topic has 1 expert reply and 1 member reply boomgoesthegmat Senior | Next Rank: 100 Posts Joined 25 Apr 2016 Posted: 93 messages Thanked: 1 times OG2016 - fractions Sun May 01, 2016 9:39 am Elapsed Time: 00:00 • Lap #[LAPCOUNT] ([LAPTIME]) 1/(1+1/3) - 1/ (1+1/2) = A) -1/3 B) -1/6 C) -1/12 D) 1/12 E) 1/3 OA: D Need free GMAT or MBA advice from an expert? Register for Beat The GMAT now and post your question in these forums! GMAT/MBA Expert Brent@GMATPrepNow GMAT Instructor Joined 08 Dec 2008 Posted: 10757 messages Followed by: 1212 members Thanked: 5140 times GMAT Score: 770 Sun May 01, 2016 9:45 am boomgoesthegmat wrote: 1/(1+1/3) - 1/ (1+1/2) = A) -1/3 B) -1/6 C) -1/12 D) 1/12 E) 1/3 USEFUL/IMPORTANT rule: 1/(a/b) = b/a So, 1/(3/2) = 2/3 And 1/(5/6) = 6/5 etc... Now onto the question.... 1/(1 + 1/3) - 1/ (1+1/2) = 1/(4/3) - 1/ (3/2) = 3/4 - 2/3 = 9/12 - 8/12 = 1/12 = D Cheers, Brent _________________ Brent Hanneson – Founder of GMATPrepNow.com Use our video course along with Check out the online reviews of our course GMAT Prep Now's comprehensive video course can be used in conjunction with Beat The GMAT’s FREE 60-Day Study Guide and reach your target score in 2 months! OptimusPrep Master | Next Rank: 500 Posts Joined 13 Mar 2015 Posted: 410 messages Followed by: 7 members Thanked: 120 times GMAT Score: 770 Mon May 02, 2016 7:28 pm boomgoesthegmat wrote: 1/(1+1/3) - 1/ (1+1/2) = A) -1/3 B) -1/6 C) -1/12 D) 1/12 E) 1/3 OA: D Such questions might look intimidating at first, but if we solve one fraction at a time, we can easily solve them 1/(1+1/3) - 1/ (1+1/2) = 1/(4/3) - 1/(3/2) = 3/4 - 2/3 = (9-8)/12 = 1/12 Correct option: D _________________ Ankur 99th Percentile GMAT Tutor | Optimus Prep™ Optimus Prep™ GMAT Courses: www.Optimus-Prep.com/GMAT Free Online Trial Hour: http://www.optimus-prep.com/request-free-online-trial-hour/ Free GMAT Study Plan: http://www.optimus-prep.com/ebook/ Optimus Prep™ Rates: GMAT Private Tutoring Online:$80-100/hr.*
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