Task: Question Answering
Input (English): Problem: a certain fruit stand sold apples for $ 0.80 each and bananas for $ 0.70 each . if a customer purchased both apples and bananas from the stand for a total of $ 7.30 , what total number of apples and bananas did the customer purchase ? 
Options: a ) 9 , b ) 10 , c ) 11 , d ) 12 , e ) 13
Output (English): b