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) About Me  (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