Cloud Nine International uses a process costing system. Assume that direct materials are added at the beginning of the period and that direct labor and overhead are added continuously throughout the process. The company uses the average costing method. The following data are available for one of its accounting periods: Assume that you have calculated a direct materials cost per unit of $5 and a conversion cost per unit of $8. Under this assumption, the ending balance for Work in Process hiventory of Cloud Nine International would be a. $147,000. b. $165,000. e. $123,000. d. $195,000