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Numbers

by satishchandra » Sun Dec 04, 2011 1:11 am
If N is a positive integer, is 9 a factor of N?

(1) 18 is a factor of N^2
(2) 27 is a factor of N^3

Can we solve this problem using algebric methods?
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Source: — Data Sufficiency |
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by neelgandham » Sun Dec 04, 2011 3:24 am
Please find the solution here https://www.beatthegmat.com/if-n-is-a-po ... 60921.html.Please let me know if this is not the solution you are looking for.
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