Contribution Margin and Contribution Margin Ratio For a recent year, Wicker Company-owned restaurants had the following sales and expenses (in millions): Assume that the variabie costs consist of food and packaging, payroll, and 40% of the general, selling, and administrative expenses. a. What is Wicker Company's contribution margin? Round to the nearest milion. (Give answer in milions of dollars.) million b. What is Wicker Company's contribution margin ratio? Round to one decimal ploce. \% c. How much would income from operations increase if same-store sales increased by $1,600 million for the coming year, with no change in the contribution margin ratio or fixed costs? Round your answer to the closest mition. milion