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a photograph is 12in long by 20in wide. It is reduced so that the width is 15in what is the new length.
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a photograph is 12in long by 20in wide. It is reduced so that the width is 15in what is the new length.

User Sun Junwen
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the photo should now be 9in long.
15/20 = l/12
15/20 *12
=9
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User Gapvision
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