instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: a certain debt will be paid in 65 installments from january 1 to december 31 of a certain year . each of the first 20 payments is to be $ 410 ; each of the remaining payments is to be $ 65 more than each of the first 20 payments . what is the average ( arithmetic mean ) payment that will be made on the debt for the year ?
answer:
455


question:
Problem: how many quarters are equal to 7 dollars ?
answer:
28


question:
Problem: in what time will a train 140 m long cross an electric pole , it its speed be 190 km / hr ?
answer:

2.6 sec