Task: Question Answering
Input (English): Problem: a and b invests rs . 5000 and rs . 6000 in a business . after 6 months , a withdraws two - fifth of his capital and 2 months later , b withdraws one - third of his capital . in what ratio should they share the profits at the end of the year ? 
Options: a ) 3 : 5 , b ) 7 : 8 , c ) 5 : 6 , d ) 3 : 4 , e ) 7 : 9
Output (English): d