21120 ft/4 hours = 4 miles/4 hour = 1 mph
21,120 divided by 5,280 =
There are 5280 feet in one mile. Therefore, 21120 feet is equal to 21120 / 5280 = 4 miles.
5280 feet = 1 mile so 21120 feet = 21120/5280 = 4 miles.
21120 feet
There are 21120 feet in 4 miles. 4 miles x 5280 feet/1 mile = 21120 feet 1 miles = 5280 feet
21120 feet = 4 miles
4 x 5280 = 21120 feet
21120 feet.Calculations:There are 5280 feet per mile.(5280 feet/mile) * (4 miles) = 21120 feetThe unit "miles" cancels out.
21120 feet
4 miles
5280*4=21120 ft.
21,120 feet=4 miles
4 miles is greater because it has 21120 feet