A bucket full of worms kept for Mike's next fishing trip was

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Economist GMAT

A bucket full of worms kept for Mike's next fishing trip was discovered by the rat that resides in the basement. The rat eats a sixth of the total number of worms in 5 hours. How much time will it take the rat to finish a quarter of the worms?

A. 4 hours
B. 6 hours
C. 7.5 hours
D. 8 hours
E. 30 hours

OA C
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by Scott@TargetTestPrep » Thu Jun 27, 2019 5:25 pm
AAPL wrote:Economist GMAT

A bucket full of worms kept for Mike's next fishing trip was discovered by the rat that resides in the basement. The rat eats a sixth of the total number of worms in 5 hours. How much time will it take the rat to finish a quarter of the worms?

A. 4 hours
B. 6 hours
C. 7.5 hours
D. 8 hours
E. 30 hours

OA C
We can create the proportion:

(1/6)/5 = (1/4)/n

1/30 = 1/(4n)

4n = 30

n = 7.5

Answer: C

Scott Woodbury-Stewart
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