Adnan Company uses process costing. At the beginning of the month, there were 6,000 units in process, 80% complete with respect to material and 70% complete with respect to conversion costs. 30,000 units were started during the month and 30,000 units were completed. The units in ending Work-In-Process Inventory were 80% complete with respect to material and 20% complete with respect to conversion costs.How many total equivalent units will be used in calculating the cost per equivalent unit for materials?(apply the formula for the more commonly used weighted-average method of calculating equivalent units)