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# Is x>y ? 1) x^2 > y^2 2) y-y^2 > 0

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Senior Manager
Joined: 22 Sep 2005
Posts: 279
Followers: 1

Kudos [?]: 87 [0], given: 1

Is x>y ? 1) x^2 > y^2 2) y-y^2 > 0 [#permalink]  27 Aug 2009, 06:53
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Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 3 sessions
Is x>y ?
1) x^2 > y^2
2) y-y^2 > 0
Manager
Joined: 10 Jul 2009
Posts: 171
Followers: 1

Kudos [?]: 42 [0], given: 8

Re: Is x>y ? [#permalink]  27 Aug 2009, 07:01
1) X^2 > Y^2
So x = +y
2) y-y^2 > 0, so the value of y lies between 0 and 1.
and also y is positive.
Combining 1 and 2 we can not conclude if x is greater than y.
Manager
Affiliations: CFA Level 2 Candidate
Joined: 29 Jun 2009
Posts: 222
Schools: RD 2: Darden Class of 2012
Followers: 3

Kudos [?]: 83 [0], given: 2

Re: Is x>y ? [#permalink]  27 Aug 2009, 07:34
E -

1) Does not provide guidance as X could be +/-
2) Just says that Y is a fraction

Together X>Fraction or Fraction> -X
Insufficient
Suspended Member
Joined: 29 Jul 2009
Posts: 16
Followers: 0

Kudos [?]: 52 [1] , given: 0

Re: Is x>y ? [#permalink]  29 Aug 2009, 11:23
1
KUDOS
Clearly , y <1
Statement 1 does not prove whether x is -ve or +ve.
OA is E
Re: Is x>y ?   [#permalink] 29 Aug 2009, 11:23
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