For a recent year, McDonald's (MCD) company-owned restaurants had the fotlwing sales and expenses (in millions): Assume thot the vorlable costs consist of food and paper, payroll, 25% of occupancy and other expenses, and 40 . of the general, selling, and adrininistrative expenses: a. What is McDonald's contribution margin? miltion b. What is McDonald's contribution margin ratio? Round to one decimal place. C. How much would opernting income increase if same-store sales incieased by 11,000 million for the coming year, with no change in the cantribution marain ratid of flued costs? Round your answer to the nearest tenth of a million (one decimal place) million