Question

In 90 minutes, John can run 30 laps around the track. Determine the number of laps he can run per hour.

Answer 1

in 90 minutes he ran 30 laps

there is 60 minutes in a hour so the fraction would be

2/3 so we have to multiply this by 30

2/3*30=20

He can run 20 laps in a hour

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