Task: Question Answering
Input (English): Problem: one year ago , the ratio of roonie ’ s and ronaldo ’ s age was 6 : 7 respectively . 4 years hence , this ratio would become 7 : 8 . how old is ronaldo ? 
Options: a ) 32 , b ) 33 , c ) 34 , d ) 35 , e ) 36
Output (English): e