SOLUTION: How many miles per hour do you need to run so you can run 1/4 mile in 55 seconds

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Question 848431: How many miles per hour do you need to run so you can run 1/4 mile in 55 seconds
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Hint: 60 miles an hour is one mile a minute.
1/4 mile in 55 seconds is about a mile in 4 minutes. So it will be roughly 60/4=15 mph
r*t=d
r*55/(60*60)=.25
(11 r)/720 = 0.25
r = 16.3636 mph