Task: Question Answering
Input (English): Problem: a major airplane manufacturer announced the sale of 150 small airliners at $ 125 million each , 75 medium sized airliners at $ 175 million each , and 60 large airliners at $ 220 million each . what percentage of the company ' s income came from large and medium airliners ? 
Options: a ) 29 % , b ) 41 % , c ) 58 % , d ) 69 % , e ) 70 %
Output (English): c