Task: Question Answering
Input (English): Problem: a , b and c invests rs . 2000 , rs . 3000 and rs . 4000 in a business . after two year a removed his money ; b and c continued the business for one more year . if the net profit after 3 years be rs . 4800 , then a ' s share in the profit is ? 
Options: a ) 600 , b ) 400 , c ) 678 , d ) 867 , e ) 768
Output (English): e