TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: a sum was put at simple interest at a certain rate for 10 years . had it been put at 5 % higher rate , it would have fetched rs . 600 more . what was the sum ?

SOLUTION: rs . 1200

PROBLEM: Problem: what is the diagonal of a square field whose perimeter is 64 m ?

SOLUTION: 16 √ 2 m

PROBLEM: Problem: 20 one identical machines , running continuously at the same constant rate , take 9 days to complete a shipment . how many additional machines , each running at the same constant rate , would be needed to reduce the time required to complete a shipment by two days ?

SOLUTION:
6