Below, you are given the total revenue and total cost associated with producing and selling different quantities of a good. You will use this information to identify the marginal revenue and marginal cost associated with producing different quantities of the good and the profit associated with each quantity. Lastly, you will identify a rule for maximizing profit. Scott's Sundaes is an ice cream shop, famous for its root beer floats. Scott's Sundaes is the only ice cream shop in town. The table below provides the total revenue and total cost associated with selling different quantities of root beer floats.
Price of Quants Total Marginal Total Marginal Profit
floats of floats revenue revenue cost Cost
$7.50 0 $5
$7.00 1 $6
$6.50 2 $8
$6.00 3 $11
$5.50 4 $15
$5.00 5 $20
$4.50 6 $26
$4.00 7

Each container is cut from the mould once the plastic has cooled and hardened. unit-level 2 patents are obtained for each new type of container mould. facility-level 3. plastic resins are used as the main direct material for the containers. product-level 4. a plant manager oversees the entire manufacturing operation. facility-level 5. the sales force incurs travel expenses to attend various trade shows throughout the country to market the containers. product-level 6. each container product line has a product line manager. product-level 7 the extrusion machine is calibrated for each batch of containers made. facility-level 8. each type of container has its own unique moulds. unit-level 9. routine maintenance is performed on the extrusion machines. facility-level 10. rent is paid for the building that houses the manufacturing processes. classify each activity as either unit-level, batch-level, product-level, or facility-level.