please answer and explain

Chapter 20 A department began the month with 18,000 units in work in process inventory. These units were 100% complete with respect to direct materials and 40% complete with respect to conversion. During the month, the department started 58,000 units and completed and transferred 59,000 units. Ending work in process inventory includes 22,000 units, 75% complete with respect to direct materials and 60% complete with respect to conversion. Use the weighted-average method of process costing to: .Calculate the equivalent units of production with respect to direct materials and conversion costs Completed and transferred out Ending Inventory Total Units