SOLUTION: If I'm going 50 mph and a car is doing 85 mph a quarter mile behind me, how long does it for them to catch up to me?

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Question 268095: If I'm going 50 mph and a car is doing 85 mph a quarter mile behind me, how long does it for them to catch up to me?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
rt=d
50x+.25=85x
x=0.00714286