If n and y are positive integers and 450y=y^3 then which of : Quant Question Archive [LOCKED]
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# If n and y are positive integers and 450y=y^3 then which of

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Current Student
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If n and y are positive integers and 450y=y^3 then which of [#permalink]

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01 Oct 2006, 08:35
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

If n and y are positive integers and 450y=y^3 then which of the following must be an integer?

I. y / (3 * (2^2) * 5)
II. y / ((3^2)* 2 * 5)
III. y / (3 * 2 * (5^2))

None
I only
II only
III only
I,II and III
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01 Oct 2006, 18:32
Is there a typo? I don't see n.
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01 Oct 2006, 19:23
if it is 450n = y^3, then I choose A. none.
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02 Oct 2006, 04:16
You guys are right, there is a typo in there. Should be 450n = y ^ 3.
VP
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02 Oct 2006, 05:32
None seems to be right.
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02 Oct 2006, 08:07
Ya..answer seems to be option A-None.
02 Oct 2006, 08:07
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