Nirvana Resort operates in an oligopoly. The resort's room rentals are 0 per night at a rate of $120, 25 at $100, 50 at $80, 70 at $60, and 90 at $40, as shown in the graph below. Nirvana Resort's Demand and Marginal Revenue Curves 150 D 130 MR 110 90 70 $ per room 50 30 10 -10 30 0 10 20 30 40 50 60 70 80 90 100 Rooms per nighta. Fill in this table. Remember that marginal values for marginal product are shown in rows between those used to show total and average values. Include a minus sign (-) for any negative values. (2) (1) Quantity (3) (4) Price (rooms per Total Revenue Marginal Revenue ($ per room) night) ($) ($ per room) 120 100 80 60 40 b. Why does the resort face a kink in its demand curve at a quantity of 50 rooms per night? In the ranges 0 to 25 rooms and 25 to 50 rooms, each time the price falls by $ . Quantity on the demand curve increases by rooms. In the ranges 50 to 70 rooms and 70 to 90 rooms, each time the price falls by $ . Quantity on the demand curve increases by rooms