Wednesday, April 22, 2009
April 22, 2009
Let n be a positive integer such that 1/2 + 1/3 + 1/7 + 1/
n
is an integer. Which of the following statements is
not
true:
(A) 2 divides
n
(B) 3 divides
n
(C) 6 divides
n
(D) 7 divides
n
(E)
n
> 84
Interactive version of problem and solution.
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