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If n is an integer, is 48 equal to the sum of n and 31? 1.

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If n is an integer, is 48 equal to the sum of n and 31? 1. [#permalink] New post 20 Oct 2003, 16:37
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If n is an integer, is 48 equal to the sum of n and 31?
1. the sum of n and 31 is divisible by each of the number 6 and 8
2. if n is subtracted from 31 , the rsult is 14.



the answer is B
I'm wondering to know why 1 term is insufficiency?
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 [#permalink] New post 20 Oct 2003, 17:58
from 1 st statement we can not conclude that 48 is the only sum that is divisible by 6 an d 8. we can get 72, 96 etc.
but 2nd statement obviously leads to 48.

Correct me if I am wrong
  [#permalink] 20 Oct 2003, 17:58
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If n is an integer, is 48 equal to the sum of n and 31? 1.

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