Q7.37: You are considering upgrading from your current inkjet printer to a laser printer. Your old printer cost $350. The new printer costs $600. Print cartridges for the old printer cost $80 each, and print cartridges for the new printer cost $120 each. Cartridges for both printers last for approximately 500 sheets of printing Your roommate has offered to purchase your old printer for $50. You expect to print 250 sheets per month What is the annual incremental cost of ink cartridges for the two printers? A) $480 $240 C) $1,200 D) $720