Max Co sells two products: Balls and Ropes. Last year, Max sold 12,000 units of Balls and 21,000 units of Ropes. Show all calculations and round your answer to the nearest penny. Related data are as follows: Unit Selling Price Unit Variable Cost Unit Contribution Margin Product Balls $12 $8 $4 Ropes $ 8 $ 6 $2 Determine the following: a. Max Co.'s sales mix b. Max Co.'s unit selling price of E c. Max Co.'s unit contribution margin of E d. Max Co.'s break-even sales in units of E assuming that last year's fixed costs were $16,000