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If y is decreased by 20% and then increased by 60%, what is

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Joined: 06 Sep 2013
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Location: United States
Concentration: Finance
GMAT 1: 710 Q48 V39
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If y is decreased by 20% and then increased by 60%, what is [#permalink] New post 20 Sep 2013, 16:18
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If y is decreased by 20% and then increased by 60%, what is the new number, expressed in terms of y?

OA is
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1.28
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Re: If y is decreased by 20% and then increased by 60%, what is [#permalink] New post 20 Sep 2013, 16:29
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Re: If y is decreased by 20% and then increased by 60%, what is   [#permalink] 20 Sep 2013, 16:29
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If y is decreased by 20% and then increased by 60%, what is

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