Task: Question Answering
Input (English): Problem: andrew purchased 6 kg of grapes at the rate of 74 per kg and 9 kg of mangoes at the rate of 59 per kg . how much amount did he pay to the shopkeeper ? 
Options: a ) 1000 , b ) 975 , c ) 980 , d ) 1020 , e ) 1080
Output (English): b