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

Ex Input:
Problem: students at a school were on average 180 cm tall . the average female height was 170 cm , and the average male height was 184 cms . what was the ratio a of men to women ?

Ex Output:
5 : 2


Ex Input:
Problem: the curved surface of a sphere is 64 π cm 2 . find its radius ?

Ex Output:
4', 'd ) 9', 'e ) 7'


Ex Input:
Problem: in the forestside summer camp there are 50 children . 90 % of the children are boys and the rest are girls . the camp administrator decided to make the number of girls only 5 % of the total number of children in the camp . how many more boys must she bring to make that happen ?

Ex Output:

50 .