[ The following information applies to the questions displayed below.] Caro Manufacturing has ONO production departments, Machining and Assembly. and two service departments, Maintenance and Cafeteria. Direct CCStS for each department and the proportion cf service costs used by the various departments for the month Of August follow: Proportion of Senrices Used by Department Machining Assembly Maintenance Cafeteria Direct Costs "9.000 64.400 40.000 32.000 Maintenance Cafeteria Machining Assembly