Task: Question Answering
Input (English): Problem: after 10 % of the inhabitants of a village disappeared , a panic set in during which 25 % of the remaining inhabitants left the village . at that time , the population was reduced to 5265 . what was the number of original inhabitants ? 
Options: a ) 7500 , b ) 7800 , c ) 8100 , d ) 8400 , e ) 8700
Output (English): b