Marano Corporation produces and sells a single product. In October, the company sold 8500 units. Its total sales were $223,200, its total variable expenses were $110,400, and its total fixed expenses were $100,400. Required: a. Construct the company's contribution format income statement for October. b. Redo the company's contribution format income statement assuming that the company sells 8,500 units. Marano Corporation produces and sells a single product. In October, the company sold 8500 units. Its total sales were $223,200, its total variable expenses were $110,400, and its total fixed expenses were $100,400. Required: a. Construct the company's contribution format income statement for October. b. Redo the company's contribution format income statement assuming that the company sells 8,500 units.