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

Ex 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 ?

Ex Output:
594


Ex Input:
Problem: find the area of a parallelogram with base 10 cm and height 20 cm .

Ex Output:
200


Ex Input:
Problem: the water level in a reservoir has been dropping at the rate of 14 inches per day . exactly 5 days ago , the water level was at w inches . what will be the water level exactly 3 days from now if the rate at which the level is dropping remains the same ?

Ex Output:

w − 112