Natraj Corporation uses the weighted-average method in its process costing system. Operating data for the Lubricating Department for the month of October appear below:Units % Complete for ConversionBeginning WIP Inventory 5,400 20%Transfers In during October 38,100 Completed / Transferred Out in October 37,800 Ending WIP Inventory 60%What were the equivalent units for conversion costs in the Lubricating Department in October?