Answer :
5280ft=1 mile
50(5280) feet per hour
3600 seconds in 1 hour
50(5280)/3600=73 and 1/3 ft/second
check: (73.33333)*3600=264000 feet per hour
50(5280) feet per hour
3600 seconds in 1 hour
50(5280)/3600=73 and 1/3 ft/second
check: (73.33333)*3600=264000 feet per hour