Which shows a correct order to solve this story problem? the bus driver's route is 77.8 miles long on each of the first four days of the week. his route on day five is 5.4 fewer miles than on each of the other days. what is the total distance the bus driver drives in a week?
a. step 1 multiply: 77.8 × 5. step 2 subtract 5.4 from the product.
b. step 1 multiply: 5.4 × 4. step 2 add 77.8 to that product.
c. step 1 divide 77.8 by 4. step 2 subtract 5.4 from the product.
d. step 1 add 77.8 + 5.4. step 2 divide the sum by 5.