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 62 percent complete). Started this month, 59,700 units. Transferred out, 49,500 units. Ending inventory, 19,800 units (materials are 100 percent complete; conversion costs are 16 percent complete). 

Required: 

a. Compute the equivalent units for materials using the weighted-average method. 

b. Compute the equivalent units for conversion costs using the weighted-average method.