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# If X is a positive integer, what is the largest divisor of

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CEO
Joined: 21 Jan 2007
Posts: 2764
Location: New York City
Followers: 9

Kudos [?]: 354 [0], given: 4

If X is a positive integer, what is the largest divisor of [#permalink]  16 Nov 2007, 12:11
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If X is a positive integer, what is the largest divisor of x^2?

1. x^2 is odd
2. The largest divisor of x is 3
Intern
Joined: 12 Feb 2007
Posts: 14
Followers: 0

Kudos [?]: 0 [0], given: 0

I think B

Largest divisor of 3 is 3 then X is 3 so largest divisor of x^2 = 9
CEO
Joined: 21 Jan 2007
Posts: 2764
Location: New York City
Followers: 9

Kudos [?]: 354 [0], given: 4

yep OA is B..

just wanted to make sure a number is a factor and multiple of itself but i was too lazy to search thru my notes.
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