The following data are from the accounting records of Niles Castings for year 2. 85,000 Units produced and sold Total revenues and costs Sales revenue Direct materials costs Direct labor costs Variable manufacturing overhead Fixed manufactucing overhead Variable marketing and administrative costs Fixed marketing and administrative costs $290,000 64,000 38,000 20,000 49,000 16,500 30,000 26 Required: a. Prepare a gross margin income statement b. Prepare a contribution margin income statement. Complete this question by entering your answers in the tabs below. Required A Required B Prepare a gross margin income statement. Gross Margin Income Statement