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How many people contributed to the Charity Y ?

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by BTGmoderatorDC » Thu Jan 03, 2019 9:22 pm

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Answers

A

B

C

D

E

Stats

Difficulty—

How many people contributed to the Charity Y ?

(1) The average contribution to Charity Y was $100.
(2) Charity Y collected a total of $47,000 in contributions

OA C

Source: Princeton Review
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Source: — Data Sufficiency |

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How many people contributed to the Charity Y ?

by Jay@ManhattanReview » Thu Jan 03, 2019 9:49 pm
BTGmoderatorDC wrote:How many people contributed to the Charity Y ?

(1) The average contribution to Charity Y was $100.
(2) Charity Y collected a total of $47,000 in contributions

OA C

Source: Princeton Review
Average contribution = Total contribution / Total number of people

Thus, $100 = 47000/ Total number of people

=> Total number of people = 470. Sufficient.

The correct answer: C

Hope this helps!

-Jay
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