figure 15-7 price and cost per unit 45 mc 32 atc 22650 15 18 0 refer to figure 15-7. use the figure above to answer the mr 50 70 80 90 quantity following questions. what is the profit-maximizing quantity and what price will the monopolist charge? a. b. what is the total revenue at the profit-maximizing output level? c. what is the total cost at the profit-maximizing output level? what is the profit? what is the profit per unit (average profit) at the profit maximizing output level? d. e. f. if this industry was organized as a perfectly competitive industry, what would be the profit-maximizing price and quantity? demand