SOLUTION: Find the average speed of a walk to school and back if you took 12 minutes to walk there and 18 minutes to walk back. The school is 1.5 miles from home.

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Question 372171: Find the average speed of a walk to school and back if you took 12 minutes to walk there and 18 minutes to walk back. The school is 1.5 miles from home.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find the average speed of a walk to school and back if you took 12 minutes to walk there and 18 minutes to walk back. The school is 1.5 miles from home.
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Average speed = total distance/total time
Ave speed = 3 miles/(18+12)min = 3 miles/(1/2) hr. = 6 mph
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Cheers,
Stan H.