Middier Corporation, a manufacturer of eiectronics and communications systems, uses a service department charge system to charge profit centers with Computing and Communications Services (CcS) service department costs. The following table identifies an abbreviated lst of service categories and activity bases used by the cCs department. The table also includes some assumed cost and activity base quantity information for each service for October. One of the profit centers for Middier Corporation is the Communication 5y stems (COMM) sector. Assume the fallowing information for the coMM sector: - The sector has 1,000 employees, of whom 30% are ofice employees. - Amost all office employees (800) have a computer on the network. - 90 percent of the employees with a computer also have an e-mall account. - The average number of heip desk cals for October was 1 calls per individual with a computer. - There are 230 additional prinkers, servers, and peripherabs on the network beyond the personal computers. - All the nonoffice employees hove been issued a handheld device. a. Determine the service charge rate for the four cCS service categories for Octobes, Round your answers to two decimal places. b. Determine the charges to the COMM sector for the four CCS service categories for October