Task: Question Answering
Input (English): Problem: working together , printer a and printer b would finish the task in 10 minutes . printer a alone would finish the task in 30 minutes . how many pages does the task contain if printer b prints 5 pages a minute more than printer a ? 
Options: a ) 125 , b ) 150 , c ) 175 , d ) 200 , e ) 225
Output (English): b