Price and cost per unit 45 MC 32 ATC 22 20 18 15 Demand MR 50 70 90 Quantity 3) Refer to Figure 15-7. Use the figure above to answer the following questions. a. What is the profit-maximizing quantity and what price will the monopolist charge? b. What is the total revenue at the profit-maximizing output level? C. What is the total cost at the profit-maximizing output level? d. What is the profit? C. What is the profit per unit (average profit) at the profit-maximizing output level? f. If this industry was organized as a perfectly competitive industry, what would be the profit-maximizing price and quantity