Please explain

Clonex Labs, Inc., uses the weighted average method in its process costing system. The following data are available for one department for October Percent Completed Materials Conversion 90% 60% 66% 46% Units 53,000 35,000 Work in process, October 1 Work in process, October 31 The department started 389,000 units into production during the month and transferred 407,000 completed units to the next department Required: Compute the equivalent units of production for October. Materials Conversion Equivalent units of production