TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: a train covers a distance of 12 km in 10 minutes . if it takes 8 seconds to pass a telegraph post , then the length of the train is

SOLUTION: 160 m

PROBLEM: Problem: find the least number must be subtracted from 105829 so that remaining no . is divisible by 21 ?

SOLUTION: 10

PROBLEM: Problem: a shopkeeper sold an article offering a discount of 4 % and earned a profit of 32 % . what would have been the percentage of profit earned if no discount was offered ?

SOLUTION:
37.