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100 points for $49 worth of Veritas practice GMATs FREE VERITAS PRACTICE GMAT EXAMS Earn 10 Points Per Post Earn 10 Points Per Thanks Earn 10 Points Per Upvote ## pls explain ##### This topic has 1 member reply ## pls explain please explain this question , Btw this is from OG11 i have taken this pic with my mobile phone so dont ask for ... Crap like please give me OG in electronic form etc.. Thanks in Advance. Attachments This post contains an attachment. You must be logged in to download/view this file. Please login or register as a user. GMAT Instructor Joined 01 May 2008 Posted: 189 messages Followed by: 1 members Upvotes: 25 Test Date: 2/18/2006 GMAT Score: 750+ The formula for total people in an overlap problem like this is: total directors = directors of k + directors of R - directors of both. This is because the overlap is counted twice, so we have to subtract off one instance. Thus, directors of both = directors of k + directors of R - total directors. Statement 1 tells us total directors, but not directors of k nor directors of R. Thus, it is insufficient. Statement 2 tells us directors of k and directors of R, but not total directors, so it is insufficient. The two statements together tell us directors of k, directors of R, and total directors, so we have sufficient information to solve for directors of both. Thus, the answer is C. _________________ Tatiana Becker | GMAT Instructor | Veritas Prep • 5 Day FREE Trial Study Smarter, Not Harder 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 Veritas GMAT Class Experience Lesson 1 Live Free Available with Beat the GMAT members only code • FREE GMAT Exam Know how you'd score today for$0

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