SOLUTION: A car traveling 61 miles per hour passes a bus traveling 53 in the same direction on the highway. If they maintain their speeds, how long will it take them to be 28 miles apart?

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Question 186406: A car traveling 61 miles per hour passes a bus traveling 53 in the same direction on the highway. If they maintain their speeds, how long will it take them to be 28 miles apart?
Answer by ankor@dixie-net.com(12701) About Me  (Show Source):
You can put this solution on YOUR website!
A car traveling 61 miles per hour passes a bus traveling 53 in the same direction on the highway. If they maintain their speeds, how long will it take them to be 28 miles apart?
:
You can do this using relative speed, 61 - 53 = 8 mph relative speed
:
how long will it take to travel 28 mi at 8 mph
:
Time = 28%2F8 = 3.5 hrs