SOLUTION: Bob averaged a speed of 50mph traveling from city A and city B. On his return trip, driving the same amount of miles, he averaged 55mph. If his total time traveled was 32hrs, what

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Bob averaged a speed of 50mph traveling from city A and city B. On his return trip, driving the same amount of miles, he averaged 55mph. If his total time traveled was 32hrs, what       Log On

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Question 1090466: Bob averaged a speed of 50mph traveling from city A and city B. On his return trip, driving the same amount of miles, he averaged 55mph. If his total time traveled was 32hrs, what is the distance between the 2 cities?
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
              SPEED      TIME       DISTANCE
A to B        50        d%2F50         d
B to A        55        d%2F55         d
Total                   32

d%2F50%2Bd%2F55=32
-
d%281%2F50%2B1%2F55%29=32

d=32%2F%281%2F50%2B1%2F55%29
simplify and compute.