SOLUTION: Rita covers a certain distance by a car traveling at a speed of 70 km/h and returns at the starting point riding on a scooter at the speed of 55 km/h. Find her average speed for th

Algebra ->  Test -> SOLUTION: Rita covers a certain distance by a car traveling at a speed of 70 km/h and returns at the starting point riding on a scooter at the speed of 55 km/h. Find her average speed for th      Log On


   

Question 233599: Rita covers a certain distance by a car traveling at a speed of 70 km/h and returns at the starting point riding on a scooter at the speed of 55 km/h. Find her average speed for the whole journey.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(55+70)/2=62.5 km/h