A construction firm employs two levels of title installers: craftsmen and apprentices. Craftsmen install 500 sq feet of specialty tile, 100 square feet of plain tile, and 100 linear feet of trim in one day. Apprentice installs 100 sq feet of specialty tile, 200 sq feet of plain title and 100 linear feet of trim in one day. How many are required to install 2000 sq feet of specialty title, 1600 sq feet of plain tile and 100 linear feet of trim if x = craftsmen and y=apprentices. Were craftsmen may $200 per day and apprentices make $120 per day.
Graph the minimum and maximum.