Task: Question Answering
Input (English): Problem: the ages of patrick and michael are in the ratio of 3 : 5 and that of michael and monica are in the ratio of 3 : 4 . if the sum of their ages is 132 , what is the difference between the ages of patrick and monica ? 
Options: a ) 27 , b ) 48 , c ) 45 , d ) 72 , e ) 33
Output (English): e