87sec for 1\3 mile how much time for 5miles

2 answers

5 / (1/3) = 5 * 3 = 15

15 * 87 = 1305 seconds = 21 3/4 minutes
87seconds ------> 1/3 miles
x ------> 5 miles

(5miles * 87 seconds )/ (1/3)=

follow this steps and it should give you the answer