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Calculating and Uning Dual Cherging Rates The expected conts for the Maintnnance Department of Staules, Inci, for the coming vear include: Freed costs (alaries, tools): $64,900 per vear Variable costs (uupgites) 11.35 per maintenance hout Eatimated usage in hours for the year and for the peak month is as followa! Mtequired: per manonance bour 1. Calculate a variable rate for the Maintenaince Department, Round your answer to the nearest cent. per maintenance hour Caiculate the allocated foued coat for sach using department based on its budgeted peak nonth usage in maintenance hours. 2. Use the two rates to asign the cests of the Maintenance Department to the use departmuntu based co actual unagn, Cah 3. What of the Assembly Departmere used 4,000 maintefence hours in the vear? How much vipuld have been charged eyt t: to roos Oosok My Whor uiss revaning