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# The stem states that X and Y are positive integers. Have a

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Manager
Joined: 09 Nov 2006
Posts: 128
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Kudos [?]: 3 [0], given: 0

The stem states that X and Y are positive integers. Have a [#permalink]  13 Jan 2007, 02:41
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0% (00:00) correct 0% (00:00) wrong based on 0 sessions
The stem states that X and Y are positive integers. Have a look at OE
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Senior Manager
Joined: 19 Jul 2006
Posts: 361
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Kudos [?]: 3 [0], given: 0

Ans should be A

4^x * (1/3) ^y

= (4^x) /(3^y)

(a) y= 2x

so, (4^x) /(3^y) = (4^x) /(3^2x)

= (4/9)^x <1 ( as x is a positive integer)

sufficient

(b) insufficient
Manager
Joined: 09 Nov 2006
Posts: 128
Followers: 1

Kudos [?]: 3 [0], given: 0

Of course it should be A. OE contradicts the stem
Senior Manager
Joined: 24 Nov 2006
Posts: 351
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Kudos [?]: 15 [0], given: 0

Yes. ItÂ´s an A. (2) is clearly insuff and (1) is suff for the relation btw x and y given.
Senior Manager
Joined: 01 Feb 2005
Posts: 274
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Kudos [?]: 39 [0], given: 1

OA should be A.
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