please show formulas and calculations

Required information [The following information applies to the questions displayed below.] Henna Company produces and sells two products, Carvings and Mementos. It manufactures these products in separate factories and markets them through different channels. They have no shared costs. This year, the company sold 50,000 units of each product. Income statements for each product follow. Assume that the company expects sales of each product to decline to 30,000 units next year with no change in unit selling price repare a contribution margin income statement for the next year (as shown above with columns for each of the two products)