SOLUTION: From a point on a river, two boats are driven in opposite directions, one at 8 miles per hour and the other at 5 miles per hour. In how many hours will they be 52 miles apart? A.

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Question 22888: From a point on a river, two boats are driven in opposite directions, one at 8 miles per hour and the other at 5 miles per hour. In how many hours will they be 52 miles apart?
A. 1 hour
B. 6 hours
C. 4 hours
D. 5 hours
Answer by Paul(988) About Me  (Show Source):
You can put this solution on YOUR website!
8x+5x=52
13x=52
x=4
Hence, in 4 hours they will be 52 miles apart.