5 points) Suppose the production of ballpoint pens is a constant-cost perfec mpetitive industry, where firms have the following average cost and margir actions: AC = 0.6 + 0.19 +0.05q MC = 0.1 +0.2q +0.05q e market demand curve is Q = 144 - 40P. a. (10 points) Find the market price, quantity produced by each firm, number of firms in the long-run equilibrium. el adludirigi sol bremeb to ham erit on