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A library bought b books for its collection. What was the

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by BTGmoderatorLU » Tue Nov 13, 2018 2:54 pm

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Source: Princeton Review

A library bought b books for its collection. What was the total amount of money required to buy the b books?

1. b = 40.
2. Each of the books cost the library at least $12.50.

The OA is E.
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by Jay@ManhattanReview » Tue Nov 13, 2018 9:55 pm
BTGmoderatorLU wrote:Source: Princeton Review

A library bought b books for its collection. What was the total amount of money required to buy the b books?

1. b = 40.
2. Each of the books cost the library at least $12.50.

The OA is E.
The total amount of money required to buy the b = 40 books > 12.50*40.

No unique answer. Insufficient.

The correct answer: E

Hope this helps!

-Jay
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