• 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 ## The ratio of red balls to green balls is 4:3. Three green tagged by: swerve ##### This topic has 1 expert reply and 1 member reply ### Top Member ## The ratio of red balls to green balls is 4:3. Three green ## Timer 00:00 ## Your Answer A B C D E ## Global Stats Difficult The ratio of red balls to green balls is 4:3. Three green balls need to be added in order for there to be the same number of green balls and red balls. How many red balls are there? A. 3 B. 4 C. 8 D. 12 E. 24 The OA is D Source: Manhattan Prep ### Top Member Legendary Member Joined 02 Mar 2018 Posted: 1171 messages Followed by: 2 members Initially, $$\frac{Red\ balls}{Green\ balls}=\frac{4x}{3x}$$ After adding three green balls $$=\frac{4x}{3x+3}=1$$ $$4x=3x+3$$ $$x=3$$ No of red balls = 4x where x = 3 4 * 3 = 12 12 Red balls $$Answer\ is\ option\ D$$ ### GMAT/MBA Expert GMAT Instructor Joined 25 Apr 2015 Posted: 2950 messages Followed by: 19 members Upvotes: 43 swerve wrote: The ratio of red balls to green balls is 4:3. Three green balls need to be added in order for there to be the same number of green balls and red balls. How many red balls are there? A. 3 B. 4 C. 8 D. 12 E. 24 The OA is D Source: Manhattan Prep We can let the number of red balls and green balls be 4x and 3x, respectively. Thus, we can create the equation: 3x + 3 = 4x 3 = x Therefore, there are 4(3) = 12 red balls. Answer: D _________________ 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 Practice Test & Review How would you score if you took the GMAT 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 • 5 Day FREE Trial Study Smarter, Not Harder Available with Beat the GMAT members only code • FREE GMAT Exam Know how you'd score today for$0

Available with Beat the GMAT members only code

• Magoosh
Study with Magoosh GMAT prep

Available with Beat the GMAT members only code

• Get 300+ Practice Questions

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

• Free Veritas GMAT Class
Experience Lesson 1 Live Free

Available with Beat the GMAT members only code

• 1 Hour Free
BEAT THE GMAT EXCLUSIVE

Available with Beat the GMAT members only code

• Free Trial & Practice Exam
BEAT THE GMAT EXCLUSIVE

Available with Beat the GMAT members only code

### Top First Responders*

1 Scott@TargetTestPrep 40 first replies
2 Brent@GMATPrepNow 40 first replies
3 Ian Stewart 37 first replies
4 Jay@ManhattanReview 28 first replies
5 GMATGuruNY 26 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

159 posts
2 Max@Math Revolution

Math Revolution

84 posts
3 Brent@GMATPrepNow

GMAT Prep Now Teacher

59 posts
4 Ian Stewart

GMATiX Teacher

46 posts
5 GMATGuruNY

The Princeton Review Teacher

40 posts
See More Top Beat The GMAT Experts