Swan Corp. began work on 4,300 units this period. Work in Process Inventory was 550 at the beginning of the period 60% complete) and 1,040 at the end of the period (50% complete Swan uses the weighted average added at the beginning of the process, and conversion costs are incurred eventy throughout the period. method of process costing. Direct materials are Required: a. Using the weighted-average method, how many units were completed during the period? b. Using the weighted-average method, determine the number of equivalent units for direct materials er of Equivalent c. Using the weighted-average method, determine the number of equivalent units for conversion costs Number of Equivalent nits