Suppose john wilson, the owner of the fast-food restaurant estimated that she can sell 1,000 additional burgers per day by renting more automated equipment at a cost of $100 per day. Alternatively, she estimated that she could sell an extra 1,200 burgers per day by keeping the restaurant open for two more hours per day at a cost of $50 per hour. Which of these two alternative ways of increasing output should Mrs Banda use? [8]