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The length of a rectangle is increased by , but the width of the rectangle is decreased to keep the area of the rectangle unchanged. By what percent was the rectangle's width decreased?

 Jun 4, 2020
 #1
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it is meant to be 25% increase to the length

 Jun 4, 2020
 #2
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it should decrese by \(20\%\) becuase it is \(100\times100\div125=80\) and \(100-80=20\) so the answer is \(20\%\)

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 Jun 4, 2020

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