Contribution Margin and Contribution Mergin Rutio For a recont year, Wicher Company-owned restaurants had the following sales and expenses (in millions): Assume that the variable coits consist of food and packaging; payrolt; and 40% of the general, selling, and administrative expenses. a. What is Wicker Company's contribution morgin? Round to the nearest million. (Give answer in millions of dollars.) million b. What is Wicker Company's contribution margin ratio? Round your answer to one decimal place. c. How much would income from operations increase if same-store sales increased by $1,500 million for the coming year, with no change in the contribution margin rotio or formd costs? Round your answer to the closest million. millon