TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: if mn ≠ 0 and 25 percent of n equals 37 1 / 2 percent of m , what is the value of 12 n / m ?

SOLUTION: 18

PROBLEM: Problem: convert 2 / 5 to a decimal

SOLUTION: 0.4

PROBLEM: Problem: a train 360 m long runs with a speed of 45 km / hr . what time will it take to pass a platform of 390 m long ?

SOLUTION:
60 se