Calculating and Using Dual Charging Rates The expected costs for the Maintenance Department of Stazler, Inc., for the coming year include: Fixed costs (salaries, tools): $72,450 per year Variable costs (supplies): $1.45 per maintenance hour The Assembly and Packaging departments expect to use maintenance hours relatively evenly throughout the year. The Fabricating Department typically uses more maintenance hours in the month of November. Estimated usage in hours for the year and for the peak month is as follows: Yearly Monthly Peak Hours hours Assembly Department 4,200 345 Fabricating Department 6,200 1,380 Packaging Department 10,600 575 Total maintenance hours 21,000 2,300 Actual usage for the year by: Assembly Department 3,250 Fabricating Department 6,300 Packaging Department 9,800 Total maintenance hours 19,350 Required: 1. Calculate a variable rate for the Maintenance Department. Round your answer to the nearest cent. $ per maintenance hour Calculate the allocated fixed cost for each using department based on its budgeted peak month usage in maintenance hours. Round your answers to the nearest dollar. Department Peak Number of Hours Allocated Fixed Cost Assembly Fabricating Packaging Total 2. Use the two rates to assign the costs of the Maintenance Department to the user departments based on actual usage. Calculate the total amount charged for maintenance for the year. Round your answers to the nearest dollar. Assembly Fabricating ned Packaging Total 3. What if the Assembly Department used 3,300 maintenance hours in the year? How much would have been charged out to the three departments? Round your answers to the nearest dollar. Assembly Fabricating Packaging Total $