SOLUTION: How fast must a car travel to hit another car traveling 20 mph 6 car lenghts (60 feet) away?

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Question 679963: How fast must a car travel to hit another car traveling 20 mph 6 car lenghts (60 feet) away?
Answer by Alan3354(69443) About Me  (Show Source):
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How fast must a car travel to hit another car traveling 20 mph 6 car lenghts (60 feet) away?
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Any speed greater than 20 mi/hr
If it goes 21 mi/hr it will hit it in 88 seconds
If it goes 80 mi/hr it will hit it in 0.682 seconds