d Activity Cast Pool and Activity Measure Purchase orders (number of orders). Rework requests (number of requests) Product testing (number of tests). Machine-related (machine-houm). Expected Activity Estimated Overhead Cost Flexible Filgid Total $ 20,000 100 300 400 10,000 60 140 200 210,000 G00 1,200 2,100 360,000 1,500 2,600 4,000 $600,000 Compute the activity rate for each of the activity cost pools. 3. Using activity-based costing, do the following: a. Determine the total amount of overhead that would be assigned to each model for the year. b. Compute the unit product cost for one unit of each model.