SOLUTION: A motorist travels for 3 km/h and after 90 km at y km/h - it takes 2 1/2 h for the journey. If the speed are interchange the journey takes 2 1/6 hrs. Find the value of x and y

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: A motorist travels for 3 km/h and after 90 km at y km/h - it takes 2 1/2 h for the journey. If the speed are interchange the journey takes 2 1/6 hrs. Find the value of x and y      Log On