Task: Question Answering
Input (English): Problem: a , b and c invests rs . 4000 , rs . 2000 and rs . 6000 in a business . after one year a removed his money ; b and c continued the business for two more year . if the net profit after 3 years be rs . 3300 , then a ' s share in the profit is ? 
Options: a ) 6000 , b ) 4000 , c ) 2000 , d ) 600 , e ) 300
Output (English): d