Paul’s Landscaping Services provides landscaping services to both residential and business customers. The design division works with customers to design the service, which is then installed by the installation division. Because the product is guaranteed, the customer is required to subscribe to the maintenance services for the first year of the installation. This ensures that the installation is properly maintained and that any issues arise from product defects and not neglect. The following exhibit summarizes the three landscaping services and their costs: 

Paul’s accountant has advised you that costing should be done using TDABC and the cost driver should be hours worked in each department. 

Required 

(a) What is the cost driver rate in each department? 

(b) What is the total cost of each of the three packages? 

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OVERHEAD ITEMS Depreciation.... Utilities Supplies Wages DESIGN $ 45,000 10,000 24,000 110,000 $189,000 INSTALLATION MAINTENANCE $120,000 $ 60,000 10,000 1,000 140,000 60,000 126,000 215,000 $396,000 $336,000