SOLUTION: If I'm traveling at 45 mph, and I slow to zero mph in 74.4 feet, how much time would that take?

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Question 696822: If I'm traveling at 45 mph, and I slow to zero mph in 74.4 feet, how much time would that take?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If I'm traveling at 45 mph, and I slow to zero mph in 74.4 feet, how much time would that take?
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45 mi/hr = 66 ft/sec
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v = at
s = at^2/2 = vt/2
t = 2s/v = 148.8/66
t =~ 2.255 seconds