SOLUTION: John walks 10 miles at an average rate of 2 miles per hour and returns on a bicycle at an average rate of 10 miles per hour. How long (to the nearest hour) does the entire trip tak
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Question 768261: John walks 10 miles at an average rate of 2 miles per hour and returns on a bicycle at an average rate of 10 miles per hour. How long (to the nearest hour) does the entire trip take him?
A) 3 hours
B) 4 hours
C) 5 hours
D) 6 hours
E) 7 hours Answer by MathLover1(20849) (Show Source):
You can put this solution on YOUR website!
John walks at an average rate of
since , we have ......John walks for
and returns on a bicycle at an average rate of
since distance is same we will have
the entire trip takes him
so, the answer is: D) hours
