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

Input: Consider Input: Problem: 5 / 8 of 3 / 10 of a number is greater than 4 / 9 of 1 / 4 of the same number by 55 . what is half of that number ?

Output: 36

Input: Consider Input: Problem: a 9 % stock yields 8 % . the market value of the stock is :

Output: rs . 112.50

Input: Consider Input: Problem: how many numbers from 45 to 110 are exactly divisible by 12 ?
Output: 6