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A group of 14 boys were sharing a box of cookies. If four boys ate 3

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A group of 14 boys were sharing a box of cookies. If four boys ate 3 [#permalink]

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New post 20 Dec 2017, 06:14
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A
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E

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A group of 14 boys were sharing a box of cookies. If four boys ate 3 cookies each, 5 boys ate 4 cookies each, and the rest of the boys ate 12 cookies each, what is the average (arithmetic mean) number of cookies eaten per boy?

A. 19/4
B. 5
C. 19/3
D. 46/7
E. 8
[Reveal] Spoiler: OA

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Re: A group of 14 boys were sharing a box of cookies. If four boys ate 3 [#permalink]

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New post 20 Dec 2017, 08:36
TOTAL NUMBER OF COOKIES EATEN = 4*3+5*4+5*12= 92
AVERAGE = 92/14 = 46/7, ANSWER IS D
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Re: A group of 14 boys were sharing a box of cookies. If four boys ate 3   [#permalink] 20 Dec 2017, 08:36
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