Colt Company produces two skateboard models. Machine time per unit for Hero is two hours and for Flip is one hour. The machine's capacity is 1,640 hours per year. Colt can sell up to 524 units of Hero and 892 units of Flip per year. Selling prices and variable costs follow Selling price per unit Variable costs per unit Hero $ 150 50 Flip $ 95 55 Answer is complete but not entirely correct. Flip 95 (a) Compute the contribution margin per machine hour for each product Horo Selling price per unit $ 150 $ Variable costs per unit 50 Contribution margin per unit $ 100$ Machine hours per unit 2 Contribution margin per machine hour $ 50 55 OOOO 40 1 40 (b) Determine the best sales mix of products, Hero Flip Total 500 600 Units produced and sold for most profitable salen mix Hours required to produce most profitable sales mix 1,000 600 1,600 999