1. The problem asks for the prices and quantities of brie at points A and B on Hayden's demand curve. 2. From the bread and brie combinations graph, point A corresponds to brie quantity 7.49 wheels and bread 25.2 loaves. 3. Point B corresponds to brie quantity 23.84 wheels and bread 15.9 loaves. 4. The price of bread is fixed at 1.00 per loaf. 5. The price of brie at points A and B are given as 4.00 and 6.00 respectively in the problem statement. 6. Since point A is at higher price and lower quantity on the demand curve, price at A is 6.00 and quantity demanded is 7.49 wheels. 7. Point B is at lower price and higher quantity, so price at B is 4.00 and quantity demanded is 23.84 wheels. 8. Final answers: - Price of brie at point A: $6.00 - Quantity demanded at point A: 7.49 wheels - Price of brie at point B: $4.00 - Quantity demanded at point B: 23.84 wheels