Question

Traveling at 65 miles per hour, how many minutes, rounded to the nearest whole number, does it take to drive 125 miles from San Diego to Malibu

Answer 1

65 miles per hour mean 65 miles per 60 minutes

65 miles per 60 minutes
5 miles per x minute
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x = 5*60/65 = 300/65 = 4,6 min.

5 miles per 4,6 min.
125 miles per x min.
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x = 125*4,6/5 = 25*4,6 = 115 min. = 1 h. 55 min.

hope this will help you