Contribution Margin and Contribution Margin Ratio For a recent year, McDonald's (MCD) company owned restaurants had the following sales and expenses (in millions): Sales $37,100 Food and packaging $(10,329) Payroll (9,400) Occupancy (rent, depreciation, etc.) (10,861) General, selling, and administrative expenses (5,400) $(35,990) Operating income $1,110 Assume that the variable costs consist of food and packaging, payrol, and 40% of the general, selling, and administrative expenses a. What is McDonald's contribution margin? Round to the nearest million. (Give answer in millions of dollars.) milion