7. A monopolist faces demand pCQ) = 65 ZQ and has total cost TC(Q) = 100 + SQ + Q2. 21. Calculate price, quantity and (producer and consumer) surplus under perfect competition. Determine the profitmaximizing price, quantity, and profit for the monopolist. Calculate consumer surplus, producer surplus and deadweight loss under monopoly. How would a price ceiling of $27 affect price, quantity, producer and consumer surplus, and deadweight loss