SOLUTION: The smith family drove to the beach at 75 kilometers per hour. they returned later, in heavy traffic, at 50 kilometers and hour. The return trip took 2 hours longer than the trip t

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: The smith family drove to the beach at 75 kilometers per hour. they returned later, in heavy traffic, at 50 kilometers and hour. The return trip took 2 hours longer than the trip t      Log On