4. Derek Company manufactures two products (XX and YY). The overhead costs ($182,000) have been divided into four cost pools that use the following activity drivers: Number Number Number of of of Labor Labor Product Orders Setups Transactions Hours 2,000 XX YY 30 50 20 80 40 80 500 Cost per pool $32,000 $26,000 $24,000 $100,000 The direct materials and direct labor used to produce products XX and YY are: XX Direct Materials $125,000 $100,000 Direct labor 120,000 50,000 Required: c. Compute the plant-wide overhead rate using labor hours. d. Calculate the total costs assigned to products XX and YY using the plant-wide overhead rate. 2. Compute the allocation rates for each of the activity drivers listed. b. Calculate the total costs assigned to products XX and YY using the activity-based costing approach