Gogan Company manufactures and sells two products: Basic and Deluxe Monthly sales. CM ration, and the CM per unit for the two products are shown below, Product Basic Deluxe $600,000 $400,000 60% 35% $ 9.ee $ 11.50 Total $1,000,000 Sales Contribution margin ratio Contribution margin per unit The company's fixed expenses total $400,000 per month 5-a. If sales increase by 5,000 units per month, by how much would you expect operating income to increase? Operating income increased by Is 95,837