Sales Mix and Break-Even Analysis Heyden Company has fixed costs of $537,000. 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 $340 $180 $160 Zoro 260 180 BO The sales mix for products Yanket and Zoro is 25% and 75%, respectively. Determine the break-even point in units of Yankee and Zoro. a. Product Model Yankee units b. Product Model Zoro units