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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 ## The point A, B, C, and D are on the number line, not ##### This topic has 2 expert replies and 0 member replies ### Top Member ## The point A, B, C, and D are on the number line, not ## Timer 00:00 ## Your Answer A B C D E ## Global Stats Difficult The point A, B, C, and D are on the number line, not necessarily in that order. If the distance between A and B is 18 and the distance between C and D is 8, what is the distance between B and D? (1) The distance between C and A is the same as the distance between C and B. (2) A is to the left of D on the number line. OA E Source: GMAT Prep ### GMAT/MBA Expert GMAT Instructor Joined 22 Aug 2016 Posted: 1975 messages Followed by: 30 members Upvotes: 470 Top Reply BTGmoderatorDC wrote: The point A, B, C, and D are on the number line, not necessarily in that order. If the distance between A and B is 18 and the distance between C and D is 8, what is the distance between B and D? (1) The distance between C and A is the same as the distance between C and B. (2) A is to the left of D on the number line. OA E Source: GMAT Prep Let's take each statement one by one. (1) The distance between C and A is the same as the distance between C and B. Case 1: A-----------9-----------C-----------8---------D--1--B; BD = 1 Case 2: A--1--D----------8-----------C-----------9---------B; BD = 17 No unique value of BD. Insufficient. (2) A is to the left of D on the number line. Certainly insufficient. (1) and (2) together For both the cases discussed in Statement 1, we have A is to the left of D on the number line. Insufficient. The correct answer: E Hope this helps! -Jay _________________ Manhattan Review GMAT Prep Locations: Manhattan Review Mumbai | Hyderabad | GRE Prep Warangal | Begumpet GRE Coaching | and many more... Schedule your free consultation with an experienced GMAT Prep Advisor! Click here. ### GMAT/MBA Expert GMAT Instructor Joined 25 May 2010 Posted: 15348 messages Followed by: 1864 members Upvotes: 13060 GMAT Score: 790 Top Reply BTGmoderatorDC wrote: The point A, B, C, and D are on the number line, not necessarily in that order. If the distance between A and B is 18 and the distance between C and D is 8, what is the distance between B and D? (1) The distance between C and A is the same as the distance between C and B. (2) A is to the left of D on the number line. The drawings below satisfy both statements: Since in the first case BD=1 and in the second case BD=17, the two statements combined are insufficient. The correct answer is E. _________________ Mitch Hunt Private Tutor for the GMAT and GRE GMATGuruNY@gmail.com If you find one of my posts helpful, please take a moment to click on the "UPVOTE" icon. Available for tutoring in NYC and long-distance. For more information, please email me at GMATGuruNY@gmail.com. Student Review #1 Student Review #2 Student Review #3 Free GMAT Practice Test How can you improve your test score if you don't know your baseline score? Take a free online practice exam. Get started on achieving your dream score today! Sign up now. • 5 Day FREE Trial Study Smarter, Not Harder 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 • Award-winning private GMAT tutoring Register now and save up to$200

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