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A group of p people plan to contribute e...

A group of p people plan to contribute equality to the purchase of gifts that costs d dollars. If n of the p people decide not to contribute, by what amount in dollars does the contribution needed from each of the remaining people increase?

A

`(d)/(p-n)`

B

`(pd)/(p-n)`

C

`(pd)/(n(p-n))`

D

`(nd)/(p(p-n))`

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The correct Answer is:
D
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ENGLISH SAT-PRACTICE TEST 1-EXERCISE
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