Glenn wants to enlarge a photo. The original photo is 2 inch wide by 4 inches long. He wants to enlarged photo to be 5 inches wide by 10 inches long. Which scale factor should he use?

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asked Mar 16, 2018 81.4k views

5 votes

Glenn wants to enlarge a photo. The original photo is 2 inch wide by 4 inches long. He wants to enlarged photo to be 5 inches wide by 10 inches long. Which scale factor should he use?

Mathematics
middle-school

Turnor asked

by Turnor

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The photo is being enlarged from 2 in wide to 5 in wide.

Thus, the scale factor is 5/2 = 2.5

Yanex answered Mar 22, 2018

by Yanex

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