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

Example Input: Problem: how many liters of a 40 % iodine solution need to be mixed with 35 liters of a 20 % iodine solution to create a 32 % iodine solution ?
Example Output: 102

Example Input: Problem: amit and ananthu can do a work in 10 days and 20 days respectively . amit started the work and left after 2 days . ananthu took over and completed the work . in how many days was the total work completed ?
Example Output: 18 days

Example Input: Problem: the sum of two numbers is 20 and the sum of their squares is 140 . find the product of the two numbers .
Example Output:
130