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

Ex Input:
Problem: a cylindrical can has a radius of 3 centimeters and a height of 24 centimeters . what is the area , in square centimeters , of a rectangular label that completely covers the curved surface of the can without over - lapping ?

Ex Output:
144 pi', 'e ) 576 pi'


Ex Input:
Problem: a group of men decided to do a work in 55 days , but 15 of them became absent . if the rest of the group did the work in 60 days , find the original number of men ?

Ex Output:
180


Ex Input:
Problem: a candidate appearing for an examination has to secure 55 % marks to pass paper i . but he secured only 45 marks and failed by 25 marks . what is the maximum mark for paper i ?

Ex Output:

127