Contribution Margin and Contribution Margin Ratio For a recent year, Wicker Company-owned restaurants had the following sales and expenses (in millions): Sales $17,400 Food and packaging $6,084 Payroll 4,400 Occupancy (rent, depreciation, etc.) 3,896 General, selling, and administrative expenses 2,500 $16,880 Income from operations $520 Assume that the variable costs consist of food and packaging; payroll; and 40% of the general, selling, and administrative expenses. a. What is Wicker Company's contri