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If b > a, then a is what percent of b? (1) a = 4 (2) b = 4a

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If b > a, then a is what percent of b? (1) a = 4 (2) b = 4a  [#permalink]

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New post 23 Mar 2019, 10:14
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  25% (medium)

Question Stats:

81% (00:32) correct 19% (00:56) wrong based on 37 sessions

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If \(b > a\), then a is what percent of b?

(1) \(a = 4\)

(2) \(b = 4a\)

Source: McGraw-Hill's GMAT (6th)
Difficulty Level: 600

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Re: If b > a, then a is what percent of b? (1) a = 4 (2) b = 4a  [#permalink]

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New post 23 Mar 2019, 10:37
1
OA:B
Only a is not sufficient since there's no information about b
But Only b is sufficient to tell a is what percent of b

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Re: If b > a, then a is what percent of b? (1) a = 4 (2) b = 4a  [#permalink]

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New post 23 Mar 2019, 15:39
OA = b
(2): a/b = 1/4 => 25%
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Re: If b > a, then a is what percent of b? (1) a = 4 (2) b = 4a  [#permalink]

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New post 24 Mar 2019, 08:29
SajjadAhmad wrote:
If \(b > a\), then a is what percent of b?

(1) \(a = 4\)

(2) \(b = 4a\)

Source: McGraw-Hill's GMAT


#1
value of b not known insufficient
#2
b=4a
or say a = 25% of b
sufficient
IMO B
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Re: If b > a, then a is what percent of b? (1) a = 4 (2) b = 4a   [#permalink] 24 Mar 2019, 08:29
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If b > a, then a is what percent of b? (1) a = 4 (2) b = 4a

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