Task: Question Answering
Input (English): Problem: arun purchased 30 kg of wheat at the rate of rs . 11.50 per kg and 20 kg of wheat at the rate of 14.25 per kg . he mixed the two and sold the mixture . approximately what price per kg should be sell the mixture to make 30 % profit ? 
Options: a ) 66.3 , b ) 76.3 , c ) 86.3 , d ) 16.3 , e ) 36.3
Output (English): d