Calculating and Using Oual Charging rotes The expected costs for the Mointenance Department of Stazler, Inci, for the coming year include: Fixed costs (salaries, toots): $62,835 per vear Variable costs (supalies): $1.35 per maintenance hour. The Assembly and Packaging departments expect to use maintenance hours relatwely evenly throughout the year, The fabricating bepartment typlcally uses more maintenance hours in the manth of November. Estimated usage in hours for the year and for the peak month is as follow5: 1. Calculate a vanoble rate for the Maintenance Degartment. Round vour answer to the nearest cent. 1. Calculate a yanabie rate for the Naintenance Departunent, Round your answer to che neavest cent. Q per inainterance four maintenance for the year: Pound your andwers to the nearent doliar. to the neareas dorlys. 2. Use the two rates to assign the costs of the Maintenance Department to the user depurtments bused on actusi usege. Calculate the tocal arrount charged for in the narest doliar. Pention rom Wron 3. Calciate as in Recurtment 2 and change the Rssembiy Oepartments isage to 3.306