SOLUTION: Driving to Boston at 48 miles per hour returning at 40 miles per hour takes Jim 11 hours. How far from Boston does he live?
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Question 535972: Driving to Boston at 48 miles per hour returning at 40 miles per hour takes Jim 11 hours. How far from Boston does he live?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
d=rt
t=d/r
d/48 + d/40 = 11
5d+6d=2640 multiply each side by 240.
11d=2640
d=240 mi from Boston
.
Ed
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