Activity-Based Product Costing Roberts Company produces two weed eaters: basic and advanced. The company has four activities: machining, engineering, receiving, and inspection. Information on these activities and their drivers is given below. Basic Advanced Total Units produced 120,000 360,000 Prime costs $8,880,000 $36,720,000 $45,600,000 Machine hours 120,000 600,000 720,000 Engineering hours 300 2,700 3,000 Receiving orders 400 1,200 1,600 Inspection hours 1,000 2,000 3,000 Overhead costs: Machining $6,480,000 Engineering 1,770,000 Receiving 480,000 Inspecting products 420,000 2. Calculate the unit costs using activity rates. Round your answers to the nearest cent. Unit cost Basic 86.6 X per unit Advanced 123.2 per unit Calculate the overhead cost per unit. Round your answers to the nearest cent. Overhead Cost Basic 12.7 X per unit Advanced $ 21.2 per unit 3. If consumption ratios instead of activity rates were used to assign costs instead of activity rates, show the cost assignment for the inspection activity. Cost assignment Basic $ 138,600 X Advanced $ 277,200