A printer produces posters at a constant rate of 42 posters per minute. At what rate, in posters per hour

Question

A printer produces posters at a constant rate of 42 posters per minute. At what rate, in posters per hour , does the printer produce the posters?

Accepted Answer

The correct answer is 2,520 . There are 60 minutes in one hour. At a rate of 42 posters per minute, the number of posters produced in one hour can be determined by 42 &#160; posters 1 &#160; &#160; minute 60 &#160; minutes 1 &#160; hour , which is 2,520 posters per hour.

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