It takes about 20 minutes to grade a students paper. How long in hours does it take to grade papers for a class of 25 students

asked Dec 4, 2017 151k views

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5 votes

That's 20 minutes x 25 students = 500 divided by 60 (hour) =
The answer is 8 hours (and 33 minutes)

Daniel Macak answered Dec 11, 2017

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