Task: Question Answering
Input (English): Problem: there are 15 members in a family . it takes 180 days for a women to complete the work , however man completes in 120 days . they take 17 days to complete the work if men work on alternate days and women work every third day . if all of them started together on the 1 st day , then how many women are there in the family 
Options: a ) 1 , b ) 2 , c ) 3 , d ) 4 , e ) 5
Output (English): c