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 4725 . what was the number of original inhabitants ? 
Options: a ) 5000 , b ) 7000 , c ) 4000 , d ) 8000 , e ) 9000
Output (English): b