SOLUTION: A boat travels a certain distance upstream in 5 hours, and the same distance down stream in 3 hours. If the speed of the boat is 18 mph, what is the speed of the current (in mph) ?

Algebra ->  Customizable Word Problem Solvers  -> Evaluation -> SOLUTION: A boat travels a certain distance upstream in 5 hours, and the same distance down stream in 3 hours. If the speed of the boat is 18 mph, what is the speed of the current (in mph) ?      Log On