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

Input: Consider Input: Problem: . 005 / ? = . 01

Output: . 5


Input: Consider Input: Problem: gopi gives rs . 90 plus one turban as salary to his servant for one year . the servant leaves after 9 months and receives rs . 60 and the turban . find the price of the turban .

Output: 30


Input: Consider Input: Problem: mr . loyd wants to fence his square shaped land of 60 sqft each side . if a pole is laid every 12 ft how many poles do he need ?


Output: 20