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

Ex Input:
Problem: what least number must be subtracted from 13294 so that the remainder is exactly divisible by 97 ?

Ex Output:
5


Ex Input:
Problem: the distance between a & b is 1540 km . a person is traveling from a to b at 100 km / hr started at 6 am and another person is traveling from b to a at 120 km / hr and started at same time . then at what time they meet together .

Ex Output:
1 pm


Ex Input:
Problem: there are 20 players on a rugby team . if the average weight of the players is 180 pounds , what will be the new average height if a 210 pound player will join the team ?

Ex Output:

181.43