instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: a , b and c rents a pasture for rs . 730 . a put in 12 horses for 8 months , b 16 horses for 9 months and 18 horses for 6 months . how much should c pay ?
answer:
22


question:
Problem: if the cost price of 50 articles is equal to the selling price of 40 articles , then the gain or loss percent is ?
answer:
25 %


question:
Problem: a certain company had a total annual expenditure of 1.26 ∗ 10 ^ 7 on employee salaries last year . if the company employed 420 people , what was the average employee salary ?
answer:

$ 30,000