7 points 20. Queen Company uses activity-based costing to determine product costs, and one of the products produced by this company is the product R40. The company makes and sells 300 units of this product a year, these units require 510 machine hours, 120 orders, and 60 inspection hours. The direct labor cost is $19 per unit of the product R40, and its unit selling price is $115 per unit. The product margin for the product R40 is $1.230. The information given in the below table is taken from the activity-based costing system of the company for all of its products. What is the amount of direct materials cost per unit of the product R40?* Activity Cost Pool Assembly Processing Orders Inspection Activity Measure Total Overhead Cost Machine Hours $840,000 Orders $108,500 Inspection Hours $138.000 Total Activity 40,000 3,100 3,000 $4.10 per unit $19.00 per unit $23.57 per unit $58.90 per unit None of the above