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$39,728, and the Purchasing Department had expenses of $15,660 for the year. The following annual data for Residential, Commercial, and Government Contract divisions were obtained from corporate records: Required: a. Determine the total amount of payroll checks and purchase requisitions processed per year by the company and each division. b. Using the cost driver information in (a), determine the annual amount of payroll and purchasing costs allocated to the Residential, Commercial, and Government Contract divisions from payroll and purchasing services. Do not round interim calculations. Round your answers to two decimal places. Support department allocation rates: b. Using the cost driver information in (a), determine the annual amount of payroll and purchasing costs allocated to the Residential, Commercial, and Government Contract divisions from payroll and purchasing services. Do not round interim calculations. Round your answers to two decimal places. c. Residential's support department allocations are Ithan the other two divisions because Residential is a user of support department services. Residential has many employees on a weekly payroll, which translates into a number of payroll transactions