Task: Question Answering
Input (English): Problem: a , b and c started a partnership business by investing rs . 12000 , rs . 16000 , rs . 20000 respectively . at the end of the year , the profit were distributed among them . if c ' s share of profit is 36000 , what is the total profit ? 
Options: a ) 70000 , b ) 60000 , c ) 86400 , d ) 90000 , e ) 50000
Output (English): c