SOLUTION: Joey drives from city A to city B at an average of 72 mph. Once he arrives at city B, he immediately turns around and heads back to city A. On the trip back to city A from city B,

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Joey drives from city A to city B at an average of 72 mph. Once he arrives at city B, he immediately turns around and heads back to city A. On the trip back to city A from city B,       Log On


   

Question 1008203: Joey drives from city A to city B at an average of 72 mph. Once he arrives at city B, he immediately turns around and heads back to city A. On the trip back to city A from city B, h has car troubles and drives an average speed of 48 mph. If the total round trip takes joey 5 hours, what is the distance between city A and city B?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
              rate      time     distance
AtoB          72        ()        d
BtoA          48        ()        d
Total                   5



              rate      time     distance
AtoB          72        d%2F72        d
BtoA          48        d%2F48        d
Total                   5



highlight_green%28d%2F72%2Bd%2F48=5%29