Alpine Coffee Roasters reports the following information for November Units produced and sold Per unit rovenue and costs: 36,000 Sales revenue Drect material costs Direct labor costs Variable manufacturing overhead Fixad manufacturing overhead based on a volume of 36,000 units Variable marketing and administrative costs Fixed marketing and administrative costs based on a volume of 36,000 units S 6.40 3.00 0.40 0.10 1.25 0.30 0.50 Required: a. Prepare a gross margin income statement. Gross Margin Income Statement b. Prepare a contribution margin income statement. Contribution Margin Income Statement MacBook Air