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Pierce has 8 minutes to complete 10 math problems. How many minutes does he have to spend on each problem? Answers:2/10 minute, 8/10 minute, 10/8 minute, or 1 2/8 minute

1 Answer

4 votes
8 minutes for 10 problems

We want to find the unit rate.
Basically, how long does it take to do just 1 problem?

Divide each number by 10.

8/10 minute for 1 problem

This could simplify to 4/5 because both the top and bottom are divisible by 2, but since 8/10 is one of the answers, pick that.
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