In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Ex Input:
Problem: if there are half as many women as men in a group and an equal number of men and women do not own cars - a group that is 30 % of the total . what fraction of the total is men who own cars ? 
Options: a ) 3 ⁄ 20 , b ) 31 ⁄ 60 , c ) 9 ⁄ 40 , d ) 1 ⁄ 3 , e ) 11 ⁄ 20

Ex Output:
b


Ex Input:
Problem: lilly has 10 fish and rosy has 12 fish . in total , how many fish do they have in all ? 
Options: a ) 18 , b ) 20 , c ) 22 , d ) 24 , e ) 26

Ex Output:
c


Ex Input:
Problem: a ship 77 km from the shore , springs a leak which admits to 9 / 4 tonnes of water in 11 / 2 minutes . 92 tonnes of water would sink it . but the pumps can throw out 12 tonnes of water per hour . find the average rate of sailing so that the ship may just reach the shore as it begins to sink . 
Options: a ) 10.5 , b ) 11 , c ) 12 , d ) 13 , e ) 15

Ex Output:

a