Respuesta :
If there are 5280 feet in a mile, then to find how many miles are in 13200 feet, divide 13200 by 5280. This yields 2.5 miles. So there are 2.5 miles in 13200 feet.
ratio and proportion
5280 ft/ 1 mile= 13200 ft/ x miles
cross multiply
5280x= 13200
divide by 5280
x= 2.5 miles
hope this helps