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Old 2009 August 20th, 01:27 AM   #1 (permalink)
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Data Sufficiency: What's the value of the integer N?

what's the value of the integer N?

(1) One-third of the square of N is a perfect square
(2) One third of the cube of N is a perfect square

solution please?!
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Old 2009 August 20th, 03:16 AM   #2 (permalink)
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is it A?

only 0 meets the condition in stmt 1
0 and 3 meet the condition in stmt 2
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Old 2009 August 20th, 10:26 AM   #3 (permalink)
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Should be A

B says 3^(2n+1) and 0
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Old 2009 August 22nd, 11:12 PM   #4 (permalink)
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It's A
I get 0 and 3 for st 2

What's 3^(2n+1)??
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Old 2009 August 28th, 08:28 AM   #5 (permalink)
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Should be A
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Old 2009 August 28th, 11:26 AM   #6 (permalink)
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Quote:
Originally Posted by Kass View Post
It's A
I get 0 and 3 for st 2

What's 3^(2n+1)??
3 raised to the power to any odd num, like 3, 27 243 etc
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Old 2009 September 3rd, 05:56 PM   #7 (permalink)
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Is there any way to find the answer for this question without substtuting N with every number ?
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Old 2009 September 3rd, 05:58 PM   #8 (permalink)
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I never thought of zero as a perfect square though.
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Old 2009 September 5th, 03:08 PM   #9 (permalink)
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IMO(A).
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