A printer prints 28 photos in 8 minutes. How many minutes does it take to print 21 photos.

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asked May 20, 2018 181k views

3 votes

A printer prints 28 photos in 8 minutes. How many minutes does it take to print 21 photos.

Mathematics
college

Aviendha asked

by Aviendha

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$\bf \begin{array}{ccllll} photos&minutes\\ \textendash\textendash\textendash\textendash\textendash\textendash&\textendash\textendash\textendash\textendash\textendash\textendash\\ 28&8\\ 21&x \end{array}\implies \cfrac{28}{21}=\cfrac{8}{x}$

solve for "x"

Galdo answered May 26, 2018

by Galdo

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