SOLUTION: Elaine noticed that it took her 72 seconds to drive from one mile marker to the next. What was her speed in miles per hour?
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Question 784094: Elaine noticed that it took her 72 seconds to drive from one mile marker to the next. What was her speed in miles per hour?
Answer by wilft1(217) (Show Source): You can put this solution on YOUR website!
60 seconds in a minutes
60 minutes in an hour
60 x 60 = 3600 seconds
divide by 72 seconds
she was going 50 mph
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