• NEW! FREE Beat The GMAT Quizzes
Hundreds of Questions Highly Detailed Reporting Expert Explanations
• 7 CATs FREE!
If you earn 100 Forum Points

Engage in the Beat The GMAT forums to earn
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 ## If in k+1 years from now John will be m years old, then how tagged by: AAPL ##### This topic has 2 expert replies and 0 member replies ### Top Member ## If in k+1 years from now John will be m years old, then how ## Timer 00:00 ## Your Answer A B C D E ## Global Stats Difficult Economist GMAT If in k+1 years from now John will be m years old, then how old was John t-1 years ago? A. m-k-t B. m+k-t+2 C. m+k-t+1 D. k-m-t+2 E. k+t-m OA A. ### GMAT/MBA Expert GMAT Instructor Joined 08 Dec 2008 Posted: 12829 messages Followed by: 1247 members Upvotes: 5254 GMAT Score: 770 AAPL wrote: Economist GMAT If in k+1 years from now John will be m years old, then how old was John t-1 years ago? A. m-k-t B. m+k-t+2 C. m+k-t+1 D. k-m-t+2 E. k+t-m In k+1 years from now John will be m years old So, m - (k + 1) = John's PRESENT age How old was John t-1 years ago? So, m - (k + 1) - (t - 1) = John's age (t-1) YEARS AGO Simplify m - (k + 1) - (t - 1) to get: m - k - t Answer: A Cheers, Brent _________________ Brent Hanneson â€“ Creator of GMATPrepNow.com Use our video course along with Sign up for our free Question of the Day emails And check out all of our free resources GMAT Prep Now's comprehensive video course can be used in conjunction with Beat The GMATâ€™s FREE 60-Day Study Guide and reach your target score in 2 months! ### GMAT/MBA Expert GMAT Instructor Joined 25 Apr 2015 Posted: 2424 messages Followed by: 18 members Upvotes: 43 AAPL wrote: Economist GMAT If in k+1 years from now John will be m years old, then how old was John t-1 years ago? A. m-k-t B. m+k-t+2 C. m+k-t+1 D. k-m-t+2 E. k+t-m We can let J = Johnâ€™s current age, and we have: J + k + 1 = m J = m - k - 1 Thus, t - 1 years ago John was J - (t - 1) = m - k - 1 - t + 1 = m - k - t years old. Answer: A _________________ Scott Woodbury-Stewart Founder and CEO scott@targettestprep.com See why Target Test Prep is rated 5 out of 5 stars on BEAT the GMAT. Read our reviews • FREE GMAT Exam Know how you'd score today for$0

Available with Beat the GMAT members only code

• 1 Hour Free
BEAT THE GMAT EXCLUSIVE

Available with Beat the GMAT members only code

• Magoosh
Study with Magoosh GMAT prep

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

• 5-Day Free Trial
5-day free, full-access trial TTP Quant

Available with Beat the GMAT members only code

• Free Trial & Practice Exam
BEAT THE GMAT EXCLUSIVE

Available with Beat the GMAT members only code

• Award-winning private GMAT tutoring
Register now and save up to \$200

Available with Beat the GMAT members only code

• Get 300+ Practice Questions

Available with Beat the GMAT members only code

• 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

### Top First Responders*

1 Jay@ManhattanReview 70 first replies
2 Brent@GMATPrepNow 67 first replies
3 GMATGuruNY 41 first replies
4 Ian Stewart 27 first replies
5 Scott@TargetTestPrep 16 first replies
* Only counts replies to topics started in last 30 days
See More Top Beat The GMAT Members

### Most Active Experts

1 Scott@TargetTestPrep

Target Test Prep

221 posts
2 Brent@GMATPrepNow

GMAT Prep Now Teacher

93 posts
3 Max@Math Revolution

Math Revolution

89 posts
4 Jay@ManhattanReview

Manhattan Review

73 posts
5 GMATGuruNY

The Princeton Review Teacher

64 posts
See More Top Beat The GMAT Experts