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

Input: Consider Input: Problem: dhoni bought 5 toys with the average cost of $ 10 . if david also buys the sixth toy with the price of $ 16 , what is the average ( arithmetic mean ) price of those 6 toys ?

Output: $ 1

Input: Consider 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 .

Output: 1 pm

Input: Consider Input: Problem: what will be the compound interest on a sum of rs . 29,000 after 3 years at the rate of 12 % p . a . ?
Output: s . 11742.91