SE Problem 10 CLS Simply Chs five stos Virgi Problem 9 (10 points) Answer the following questions using the information below: Braun's Brakes manufactures three different product lines. Model X. Model Y, and Model Z Considerable market demand exists for all models. The following per unit data apply. 6 Model X Model Y Model Z Selling price $50 $60 $70 Direet materials Direct labor (S12 per hour) Variable support costs ($4 per machine-hour) 4 Fixed support costs 10 10 10 12 12 Which model has the greatest contribution margin per unit? Which model has the greatest contribution margin per machine-hour? If there is excess capacity, which model is the most profitable to produce? If there is a machine breakdown, which model is the most profitable to produce?! 10