Tate's Bake Shop manufacturers and sells cookies. The Company has four main, but differently made, products - Chocolate Chip, Oatmeal Raisin, Double Chocolate, and Gluten Free. The Company currently has the following suggested sales prices, expected production units, per unit costs for direct materials, direct labor, and overhead costs. A. Calculate the Overhead Application Rate if Tate's Bake Shop were to use a single application rate. B. Use the single application rate to calculate the per unit profit margin for each product