Guillermo used the fact that a highway bus traveled 275 miles in 5 hours to find the unit rate. How can he check his answer?
A
Multiply the unit rate by 5 hours and see if it equals the total distance.B
Multiply the unit rate by 5 hours and see if it equals the total time.C
Multiply the unit rate by 275 miles and see if it equals the total distance.D
Multiply the unit rate by 275 miles and see if it equals the total time.