Two cars leave town going in opposite directions. One car is traveling 65 miles per hour (mph), and the other car is traveling 50 mph. How long will it take before the cars are 575 miles apart?

4 hrs

6 hrs

2 hrs

5 hrs

Question

Two cars leave town going in opposite directions. One car is traveling 65 miles per hour (mph), and the other car is traveling 50 mph. How long will it take before the cars are 575 miles apart?

 4 hrs

 6 hrs

 2 hrs

 5 hrs

anonymous · Answer

They are traveling away from each other at a speed of 65+50=115mph. So, 575/115=5hrs until they are 575 miles apart.