Task: Question Answering
Input (English): Problem: a factory produces 6400 toys per week . if the workers at this factory work 3 days a week and if these workers make the same number of toys everyday , how many toys are produced each day ? 
Options: a ) 1375 toys , b ) 2133 toys , c ) 3375 toys , d ) 4375 toys , e ) 5375 toys
Output (English): b