Question 40 2 points A Sem sells two products, Regular and Ultra. For every unt of Regular sold, two units of Ultra are sold The firm's total fixed costs are $1,612.000. Selling proes and cost information for both produch folow. The contribution margin per composite unit is O $12 b. $20 #c$32 Od 544 O.952 Product Unit Sales Price Variable Cost Per Unt Regular $ 20 $ B Ultra 24