Davis Company produces two hair dryers: regular and deluxe. The company has four activities: machining, engineering, receiving, and inspection. Information on these activities and their drivers is given below. Regular Deluxe Total Units produced 90,000 270,000 Prime costs $7,740,000 $30,780,000 $38,520,000 Machine hours 90,000 450,000 540,000 Engineering hours 300 2,700 3,000 Receiving orders 200 600 800 Inspection hours 700 1,400 2,100 Overhead costs: Machining $5,940,000 Engineering 1,470,000 Receiving 208,000 Inspecting products 399,000 1. Calculate the four activity rates. Machining rate per machine hour Engineering rate per hour Receiving rate per order Inspecting rate per hour 2. Calculate the unit costs using activity rates. Round your answers to the nearest cent. Regular Deluxe Unit cost per unit per unit Calculate the overhead cost per unit. Round your answers to the nearest cent. Overhead Cost Regular Deluxe per unit 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. Regular Deluxe Cost assignment