A project has expected sales of 15,000 units, plus or minus 4 percent, variable cost per unit of $120 plus or minus 3 percent, fixed costs of $311,000plus or minus 2 percent, and a sales price per unit of $168 plus or minus 2 percent. The depreciation expense is $74,000 and the tax rate is 35 percent. What is the contribution margin per unit for a sensitivity analysis using a variable cost per unit of $122

The manager of the quick stop corner convenience store (which never closes) sells four cases of stein beer each day. order costs are $8.00 per order, and stein beer costs $.80 per six-pack (each case of stein beer contains four six-packs). orders arrive three days from the time they are placed. daily holding costs are equal to 5 percent of the cost of the beer. if he were to order 16 cases of stein beer at a time, what would be the average inventory level? a. 0.25 days b. 3 days c. 1 day d. 4 days e. 20 days