SOLUTION: Two cars start at the same time, but travel in opposite directions. One car's average speed is 70 miles per hour (mph). At the end of 5 hours, the two cars are 600 miles apart. Fin

Question 1095725: Two cars start at the same time, but travel in opposite directions. One car's average speed is 70 miles per hour (mph). At the end of 5 hours, the two cars are 600 miles apart. Find the average speed in mph of the other car.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the speed of the other car
Think of this as one of the cars standing
still and the other moving at the sum
of their speeds
--------------------------------------

The average speed of the other car is 50 mi/hr
--------------------
check:

and

OK
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