National Inc. manufactures two models of CMD that can be used as cell phones, MPX, and digital camcorders Model High Great P Annual Sales in Units 11,500 17,500 National uses a volume-based costing system to apply factory overhead based on direct labor dollars. The unit prime costs of each product were as follows: Direct materials Direct labor High F Great P $39.50 $26.90 $19.10 $14.70 Budget factory overhead: Engineering and Design Quality Control Machinery Miscellaneous Overhead Total 2,700 engineering hours 13,130 inspection hours 34,010 machine hours 26,690 direct labor hours $ 486,000 337,740 541.920 132,750 $1,498,410 National's controller had been researching activity based costing and decided to switch to it. A special study determined National's two products have the following budgeted activities: High F Great P Engineering and design hours 1,110 1,590 Quality control inspection hours 5,790 7,340 Machine hours 20, 430 13,580 Labor hours 12,150 14,540 Using activity-based costing, total overhead per unit of Great P modelis: (Rounded to the nearest cent.) Multiple Choice $43.63 $46.19 Multiple Choice $43.63 $46.19 $60.01. $63.89 $180.00