Answer :
well its like this 1 mile = 5280 feet
so just write it like 2.5 x 5280= 13200
^ ^ ^
miles feet total feet
so your final answer is: he ran 13200 feet
so just write it like 2.5 x 5280= 13200
^ ^ ^
miles feet total feet
so your final answer is: he ran 13200 feet