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Y is 80 Percent Greater than X

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by ikaplan » Thu Nov 10, 2011 10:19 am
If y is 80 percent greater than x, then x is what percent less than y?

(A) 20
(B) 25
(C) 33 1/3
(D) 44 4/9
(E) 80

Source: BTG Practice Questions

OA is D
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by shankar.ashwin » Thu Nov 10, 2011 10:21 am
Let y = 180 and x = 100.

So 180-100/180 = 80/180 = 44 4/9 D
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by rijul007 » Thu Nov 10, 2011 10:22 am
If x = 100a
y = 180a

(180-100)a/180a = 400/9 = 44 4/9

Option D
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