The following data were taken from the accounting records of the Hazel Corporation which uses the weighted average method in its process costing system: Beginning work in process inventory 100% complete as to materials: 70% complete as to conversion) Started in process during the period 30.000 units 90,000 units 14 Ending work in process inventory 100% complete as to materials; 60% complete as to conversion) 20.000 units The equivalent units of production for materials costs were? The equivalent units of production for materials costs were? Multiple Choice O 90,000. O 100,000. O 112,000. O 120,000