In this task, you need to provide the correct option for a given problem from the provided options.

Ex Input:
Problem: in a college , the ratio of the number of boys to girls is 8 : 5 . if there are 300 girls , the total number of students in the college is 
Options: a ) 420 , b ) 520 , c ) 620 , d ) 780 , e ) 820

Ex Output:
d


Ex Input:
Problem: the ratio of three numbers is 5 : 3 : 4 and their sum is 108 . the second number of the three numbers is ? 
Options: a ) 23 , b ) 27 , c ) 30 , d ) 32 , e ) 34

Ex Output:
b


Ex Input:
Problem: there are two positive numbers in the ratio 3 : 11 . if the larger number exceeds the smaller by 32 , then what is the smaller number ? 
Options: a ) 8 , b ) 11 , c ) 12 , d ) 15 , e ) 17

Ex Output:

c