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Philip can do 15 math problems in 5 minutes. How long will it take him to do 21 problems?

Philip can do 15 math problems in 5 minutes. How long will it take him to do 21 problems?
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4 votes
Philip can do 15 math problems in 5 minutes. How long will it take him to do 21 problems?

User Mathias V
by
8.1k points

1 Answer

3 votes

Answer:

It takes him 7 minutes to do 21 problems

Explanation:

15/5=3

He did 21 problems

So you would then do...

21/3=7

User Shintu Joseph
by
8.5k points
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