1 hour = 3600 seconds
1 mile - 5,280 feet
Find the total feet:
9 miles x 5,280 feet =47,520 total feet
Divide total feet by 3600 seconds:
47,520 / 3600 = 13.2 feet per second.
Multiply feet per second by 10 seconds:
13.2 x 10 = 132 feet in 10 seconds.