Task: Question Answering
Input (English): Problem: in a factory , there are 40 % technicians and 60 % non - technicians . if the 60 % of the technicians and 40 % of non - technicians are permanent employees , then the percentage of workers who are temporary is ? 
Options: a ) 62 % , b ) 57 % , c ) 52 % , d ) 22 % , e ) 42 %
Output (English): c