Service Department Charges In divisional income statements prepared for Iguana Construction Company, the Payroil Department costs are charged back to user divisions on the basis of the number of payroll checks, and the Purchasing Department costs are charged back on the basis of the number of purchase requisitions. The Payroll Department had expenses of $30,224, and the Purchasing Department had expenses of $12,760 for the vear. The following annual data for the Residential, Commercial, and Government Contract divisions were obtained from carporate records: a. Determine the total amount of payroll checks and purchase requisitions processed per year by each division and the company in total. b. Using the activity bese information in (a), determine the annual amount of paryroll and purchasing costs charged back to the Residential, Commercial, and Government Contract divisions from payroll and purchasing services. Round charge rate answers to nearest cent. b. Using the activity base information in (a), determine the annual amount of payroll and purchasing costs charged back to the Residential, Commercial, and Governmen contract divisions from payroll and purchasing services. Round charge rate answers to nearest cent. Service department charge rates