SOLUTION: the distance up a hill and down the other side is the same. A car averages 30 mph up the hill and 60 mph down the other side. What is the average speed of the car overall.

SOLUTION: the distance up a hill and down the other side is the same. A car averages 30 mph up the hill and 60 mph down the other side. What is the average speed of the car overall.

Algebra.Com

Question 235947: the distance up a hill and down the other side is the same. A car averages 30 mph up the hill and 60 mph down the other side. What is the average speed of the car overall.
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
(30+60)/2=45 mph average
RELATED QUESTIONS
you walk up a hill with your sled. It takes you 5 mins to walk the 25 feet up the hill.... (answered by josgarithmetic)

two travelers spend from 3pm to 9pm walking along a level road, up a hill and home again. (answered by ikleyn)

Freddie gets a car ride to the top of a hill, then rides his skateboard back down. The... (answered by richwmiller,stanbon)

A car goes up a hill at 30 km/hr and comes down the same hill at 90 km/hr.Find car's... (answered by Alan3354)

Travel up a hill at 3 miles per hour and down the hill at 6 miles per hour on the same... (answered by scott8148)

Sara travels up a hill at 20 mph. and back down at 160 mph. what is the average speed for (answered by Alan3354)

Joe ran up a path to the top of a hill at an average speed of 2 mph and ran down the same (answered by checkley77)

My daughters math problems are making me crazy, hope you can help me so I can help her. (answered by stanbon)

I have been stuck on this one for a while now. Trying to define variables, write and... (answered by nerdybill,Alan3354)