Task: Question Answering
Input (English): Problem: the average salary of all the workers in a workshop is rs . 8000 . the average salary of 9 technicians is rs . 18000 and the average salary of the rest is rs . 6000 . the total number of workers in the workshop is : 
Options: a ) 22 , b ) 54 , c ) 88 , d ) 37 , e ) 29
Output (English): b