Additional production information concerning its two models follows. Units and Rotivities Model X Model z Units produced 1,600 3,200 Machine hours 2,400 5,000 Setups 60 120 Inspections 480 280 Purchase orders 320 160 Per Unit Mod del x Model z Selling price per unit $ 420 $400 Direct materials cost per un unit 145 110 Direct labor cost per unit 130 145 Compute the activity rate for each activity using activity-based costing. Using activity-based costing, compute the overhead cost per unit for each model. Compute the total product cost per unit for each model. For each model, compute the gross profit per unit (selling price per unit minus product cost per unit). Complete this question by entering your answers in