6) Suppose monopoly's demand curve is P = 120 - Q and its cost function is C = 25 + Q2. a) Suppose the monopoly is maximizing its' profit, calculate optimal price, quantity, profit, consumer surplus, producer surplus and total surplus. b) Suppose the monopoly lost its market power and now the market transformed pure competition. Calculate optimal price, quantity, profit, consumer surplus, producer surplus and total surplus. c) Calculate the efficiency loss created by monopoly