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If n is an integer between 2 and 100 and if n is also the

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If n is an integer between 2 and 100 and if n is also the [#permalink]

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New post 02 Nov 2008, 14:12
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If n is an integer between 2 and 100 and if n is also the square of an integer, what is the value of n?

1) N is even

2)The cube root of n is an integer


Please explain

Thanks

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Re: DS: GMAT Prep [#permalink]

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New post 02 Nov 2008, 19:17
johnpeter wrote:
If n is an integer between 2 and 100 and if n is also the square of an integer, what is the value of n?

1) N is even

2)The cube root of n is an integer


Please explain

Thanks


IMO B

(i)
Could be 4, 36, 64...
Insuff

(ii)
n is between 2 and 100
n is square of an integer
and n is a cube of an integer

n has to be 64
Suff

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Location: Dallas, TX
Schools: McCombs 2011
Re: DS: GMAT Prep [#permalink]

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New post 02 Nov 2008, 19:43
johnpeter wrote:
If n is an integer between 2 and 100 and if n is also the square of an integer, what is the value of n?

1) N is even

2)The cube root of n is an integer


Please explain

Thanks


Question rephrase: n = {4, 9, 16, 25, 36, 49, 64, 81}

1) N = {4, 16, 36, 64} --> INSUFF

2) N = {64} -> SUFF

B

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Re: DS: GMAT Prep   [#permalink] 02 Nov 2008, 19:43
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If n is an integer between 2 and 100 and if n is also the

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