Store Rent - $4,800; Manager's Salary - $1,800; Equipment Lease - $900; Depreciation on Fixtures - $300. For each total fixed cost listed below, determine the fixed cost per unit when sales are 60, 120, 240 respectively. Calculate the fixed cost/unit and the total fixed cost per unit when sales are 60 units, 120 and 240 units respectively. I need the total fixed cost per unit. Additionally, I need to see a formula or the steps to used when calculating the fixed cost per unit when sales are 60, 120, and 240 respectively.