Task: Question Answering
Input (English): Problem: company a imported 10,000 widgets made of either brass or aluminum . the widgets are painted blue , red or green . if 20 percent of the widgets are made of brass and of those 20 percent are painted green and 40 percent are painted red how many brass widgets painted blue were imported ? 
Options: a ) 420 , b ) 840 , c ) 800 , d ) 1680 , e ) 2100
Output (English): c