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A cyclist rides his bike at a rate of 20 miles per hour.
(a) What is this rate in miles per minute?
(b) How many miles will the cyclist travel in 5 minutes?
Do not round your answers.
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1 hour = 60 minutes.
Therefore, if the cyclist covers 20 miles in 1 hour, he (or she) covers
1/60 of it in one minute, i.e. = of a mile per minute.
ANSWER. 20 miles per hour is the same as of a mile per minute.
Solved.
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This problem is to apply common sense.