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Bunuel
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Is n < 0? (1) 1/n < 0 (2) n^2 > 0 19 Apr 2017, 01:54
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A
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15% (low)

Question Stats:

81% (00:35) correct 19% (00:58) wrong based on 68 sessions

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Is n < 0?

(1) 1/n < 0
(2) n^2 > 0
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A
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Is n < 0? (1) 1/n < 0 (2) n^2 > 0 19 Apr 2017, 03:52
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stat 1 : 1/n<0 implies that n is negative... hence n<0.... suff

stat 2 : n can be positive or negative...

ans B
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Is n < 0? (1) 1/n < 0 (2) n^2 > 0 21 Apr 2017, 09:55
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mohshu
stat 1 : 1/n<0 implies that n is negative... hence n<0.... suff

stat 2 : n can be positive or negative...

ans B

I think you mean A after you proved that A is sufficient.
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Is n < 0? (1) 1/n < 0 (2) n^2 > 0 22 Mar 2020, 08:57
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Bunuel
Is n < 0?

(1) 1/n < 0
(2) n^2 > 0

#2. n can be clearly +2 or -2, Insufficient.

#1. 1/n < 0 only happens for n is -ve.
Any positive value of n will give >0
Also n can't be zero. Sufficient
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Bunuel
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