Task: Question Answering
Input (English): Problem: the average of 10 numbers is calculated as 16 . it is discovered later on that while calculating the average , the number 45 was incorrectly read as 25 , and this incorrect number was used in the calculation . what is the correct average ? 
Options: a ) 17 , b ) 18 , c ) 22 , d ) 26 , e ) 36
Output (English): b