The task is to generate the correct answer for a given math problem.

[Q]: Problem: in traveling from a dormitory to a certain city , a student went 1 / 5 of the way by foot , 2 / 3 of the way by bus , and the remaining 10 kilometers by car . what is the distance , in kilometers , from the dormitory to the city ?
[A]: 62

[Q]: Problem: what is the sum of the odd integers from 55 to 75 , inclusive ?
[A]: 71

[Q]: Problem: which number should replace both the asterisks in ( * / 20 ) x ( * / 80 ) = 1 ?
[A]:
40