Economics question

Refer to the table for a monopolist shown below. At its profit-maximizing output, this firm will charge a price of: Marginal Average Total Marginal Quantity Price Revenue Cost Cost 0 $20 NA NA NA 1 18 $18 $17 $5 2 16 14 11.5 6 3 14 10 10 7 4 12 6 10 10 5 10 2 11 15 O $14 O $16 O $12 O $10 Question 5 1 Refer to the table for a monopolist shown below. At its profit-maximizing output, this firm's total profit will be: Marginal Average Total Quantity Price Marginal Revenue Cost Cost 0 $20 NA NA NA 1 18 $18 $17 $5 2 16 14 11.5 3 6 14 10 10 4 7 12 6 10 5 10 10 2 11 15 O $12 0 $4 O $14 O $42Refer to the table below that shows a demand schedule faced by a monopoly. The Marginal Revenue earned from selling the 3d unit of output is: Quantity Price Demanded $10 N 8 W 7 4 6 5 5 4 O $8 O $3 O $24 O $6