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

Example Input: Problem: if 32.5 % of the 880 students at a certain college are enrolled in biology classes , how many students at the college are not enrolled in a biology class ?
Example Output: 594

Example Input: Problem: how many numbers between 400 and 1000 can be made with the digits 2 , 3,4 , 5,6 and 0 ?
Example Output: 60

Example Input: Problem: a light flashes every 30 seconds , how many times will it flash in ? of an hour ?
Example Output:
12