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 n

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by M7MBA » Sat Dec 18, 2021 6:22 am

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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

Answer: D

Source: Manhattan GMAT

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