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

Example Input: Problem: the size of a television screen is given as the length of the screen ' s diagonal . if the screens were flat , then the area of a square 19 - inch screen would be how many square inches greater than the area of a square 17 - inch screen ?
Example Output: 36

Example Input: Problem: if each side of a square is increased by 20 % , find the percentage change in its area ?
Example Output: 44 %

Example Input: Problem: in a certain pet shop , the ratio of dogs to cats to bunnies in stock is 4 : 7 : 9 . if the shop carries 364 dogs and bunnies total in stock , how many dogs are there ?
Example Output:
112