To figure this out, you have to convert 5 miles to feet.
REMEMBER: 1 Mile is 5,280 feet.
So if you can run 5 miles per hour, that would be 5,280 x 5 or 5,280 + 5,280 +5,280 + 5,280 + 5,280 which is 26,400 feet.
Therefore, your answer is 26,400 feet per hour.
Have a good night.