3. Profit maximization using total cost and total revenue curves Suppose Sam runs a small business that manufactures frying pans. Assume that the market for frying pans is a competitive market, and the market price is $20 per frying pan. The following graph shows Sam's total cost curve. Use the blue points (circle symbol) to plot total revenue and the green points (triangle symbol) to plot profit for frying pans quantities zero through seven (inclusive) that Sam produces. TOTAL COST AND REVENUE (Dollars) 200 175 150 Total Cost 125 100 75. 50 0 25 2 4 QUANTITY (Frying pans) Total Revenue. Profit ?