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

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If y is decreased by 20% and then increased by 60%, what is [#permalink]

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New post 20 Sep 2013, 17:18
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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?

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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]

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New post 20 Sep 2013, 17:29
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Re: If y is decreased by 20% and then increased by 60%, what is   [#permalink] 20 Sep 2013, 17:29
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If y is decreased by 20% and then increased by 60%, what is

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