SOLUTION: Madeline made a certain trip by moped in 2 hours. It took her 2.5 hours to make the return trip, since her average speed returning was 12 km/h less than her speed going. Find Madel

Question 1151332: Madeline made a certain trip by moped in 2 hours. It took her 2.5 hours to make the return trip, since her average speed returning was 12 km/h less than her speed going. Find Madeline's average speed in each direction.
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!

               SPEED       TIME      DISTANCE

GOING            r          2         d

RETURNING       r-12        2.5       d

-----------the speed for going to.

-------------speed for returning.
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