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# If n > 0, is 20% of n greater than 10% of the sum of n and 0.5?

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Math Expert
Joined: 02 Sep 2009
Posts: 53066
If n > 0, is 20% of n greater than 10% of the sum of n and 0.5?  [#permalink]

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11 Oct 2018, 03:15
00:00

Difficulty:

25% (medium)

Question Stats:

79% (01:20) correct 21% (01:38) wrong based on 44 sessions

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If n > 0, is 20% of n greater than 10% of the sum of n and 0.5?

(1) n < 0.1
(2) n > 0.01

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Re: If n > 0, is 20% of n greater than 10% of the sum of n and 0.5?  [#permalink]

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11 Oct 2018, 03:39
1
1
Bunuel wrote:
If n > 0, is 20% of n greater than 10% of the sum of n and 0.5?

(1) n < 0.1
(2) n > 0.01

Question: is 20% of n greater than 10% of the sum of n and 0.5?

Question: is 0.2n > 0.1(n+0.5)?

Question REPHRASED: is n > 0.5 ?

Statement 1: n < 0.1
i.e. n is NOT greater than 0.5 hence
SUFFICIENT

Statement 2: n > 0.01
i.e. n is may or may NOT be greater than 0.5 hence
NOT SUFFICIENT

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Re: If n > 0, is 20% of n greater than 10% of the sum of n and 0.5?   [#permalink] 11 Oct 2018, 03:39
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