Flounder Inc. has two divisions. Division A makes and sells student desks. Division B manufactures and sells reading lamps. Each desk has a reading lamp as one of its components. Division A can purchase reading lamps at a cost of $10 from an outside vendor. Division A needs 9,000 lamps for the coming year. Division B has the capacity to manufacture 45,000 lamps annually. Sales to outside customers are estimated at 36,000 lamps for the next year. Reading lamps are sold at $12 each. Variable costs are $7 per lamp and include $2 of variable sales costs that are not incurred if lamps are sold internally to Division A. The total amount of fixed costs for Division B is $72,000. Consider the following independent situations.