Task: Question Answering
Input (English): Problem: the population of a town increases 25 % and 40 % respectively in two consecutive years . after the growth the present population of the town is 1750 . then what is the population of the town 2 years ago ? 
Options: a ) a ) 750 , b ) b ) 800 , c ) c ) 850 , d ) d ) 900 , e ) e ) 950
Output (English): b