Sales Mix and Break-Even Analysis Heyden Company has fixed costs of $357,650. The unit selling price, variable cost per unit, and contribution margin per unit for the company's two products follow: Product Model Selling Price Variable Cost per Unit Contribution Margin per Unit Yankee $500 $320 $180 Zoro 400 320 80 The sales mix for products Yankee and Zoro is 35% and 65%, respectively. Determine the break-even point in units of Yankee and Zoro. a. Product Model Yankee X units b. Product Model Zoro units