Respuesta :
1 mile = 5280 feet
1 hour = 3600 seconds
72 * 5280 = 380160 feet per hour
380160/ 3600 = 105.6 feet per second ( round answer if needed)
1 mile = 5280 feet
1 hour = 3600 seconds
72 * 5280 = 380160 feet per hour
380160/ 3600 = 105.6 feet per second ( round answer if needed)