Roberts Company produces two weed eaters: basic and advanced. The company has four activities: machining, engineering, recelving, and inspection, Information on these activities and their drivers is given below. Basic Advanced Total 140,000 420,000 Units produced Prime costs $10,640,000 $45,360,000 $56,000,000 Machine hours 140,000 700,000 840,000 Engineering hours 400 3,600 4,000 200 600 800 Receiving orders Inspection hours 600 1,200 1,800 Overhead costs Machining Engineering $10,920,000 1.720,000 280,000 Receiving Inspecting products 288,000 Required: 1. Calculate the four activity rates Machining rate 13 per machine hour 430 per hour Engineering rate Receiving rate 350 per order 160 per hour Inspecting rate 2. Calculate the unit costs using activity rates. Round your answers to the nearest cent Unit cost Basic 11,158,0 X per unit 420,000 X per unit Advanced Calculate the overhead cost per unit. Round your answers to the nearest cent Overhead Cost Basic per unit Advanced per unit 3. If consumption ratios instead of activity rates were used to sign costs instead of activity rates, show the cost assignment for the inspection activity Cost assignment Basic Advanced