Task: Question Answering
Input (English): Problem: the average of 10 consecutive integers is 15 . then , 9 is deducted from the first consecutive number , 8 is deducted from the second , 7 is deducted form the third , and so on until the last number which remains unchanged . what is the new average ? 
Options: a ) 10 , b ) 10.5 , c ) 11 , d ) 11.5 , e ) 12
Output (English): b