Exercise 8-20 Compute Equivalent Units: Weighted Average Method (LO 8-1, 3) Pierce & Company provides the following information concerning the work in process at its plant: Beginning inventory was partially complete (materials are 100 percent complete; conversion costs are 58 percent complete). Started this month, 59,200 units. Transferred out, 50,600 units. Ending inventory, 20,900 units (materials are 100 percent complete; conversion costs are 13 percent complete). Required: a. Compute the equivalent units for materials using the weighted average method. Equivalent units b. Compute the equivalent units for conversion costs using the weighted average method. Equivalent units