University Company produces and sells four products: W, X, Y, and Z. The following data relate to its four products: W X Y Z 90 50 80 70 $80 $110 $120 $100 Daily demand in units Selling price per unit Direct material per unit $15 $35 $30 $25 $18 $25 $20 $30 Direct labor per unit Fixed cost per unit Other variable cost $20 $10 $18 $28 $5 $5 $5 $5 per unit Labor time in minutes 10 20 15 12 per unit There are total of 2,700 minutes available per day. University Company Uses the theory of constraints for scarce resource maximization. Problem 5.4 How many units of product Z should be produced each day? 70 100 50