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# Is d negative? (1) e + d = -12 (2) e d < -12

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Manager
Joined: 21 Mar 2006
Posts: 127
Is d negative? (1) e + d = -12 (2) e d < -12  [#permalink]

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26 Jul 2008, 02:33
Is d negative?

(1) e + d = -12

(2) e – d < -12

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Manager
Joined: 24 Apr 2008
Posts: 157

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26 Jul 2008, 02:52
C

st1: Insuff
St2: insuff

St1 +St2: e<=-12 -----> e+d<=-12+d -----> -12+d>= -12 or d>=0

hnce suffci
Manager
Joined: 21 Mar 2006
Posts: 127

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26 Jul 2008, 03:10
official answer is (c) Both statements TOGETHER are sufficient, but NEITHER one ALONE is sufficient.

--== Message from GMAT Club Team ==--

This is not a quality discussion. It has been retired.

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Re: another one ?? &nbs [#permalink] 26 Jul 2008, 03:10
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# Is d negative? (1) e + d = -12 (2) e d < -12

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