Sunset Inc. Plastics Company uses process costing and provided the following information for 2020: Units Percent Complete Percent Complete Direct Materials Conversion Costs Work-in-process at January 1 18,000 30% 70% Units started during the year 190,000 Work-in-process at December 31 30,000 80% 30% The cost of the beginning work-in-process included $103,750 for direct materials used and $54,380 for direct labor. Production costs during year were $603,250 for direct materials and $110,180 for direct labor. The company applies manufacturing overhead using direct labor costs. The manufacturing overhead rate for all years is 50% of direct labor. The total cost per unit is: Multiple Choice $ 5.50 $ 4.82 d $ 4.54 O $ 4.38