Please explain step by step how did you come up with numbers

Required information Use the following information for the Quick Study below. The following information applies to the questions displayed below. The Plastic Flowerpots Company has two manufacturing departments, molding and packaging. At the beginning of the month, the molding department has 3,200 units in inventory, 70% complete as to mnaterials. During the month, the molding department started 24,000 units. At the end of the month, the molding department had 4,800 units in ending inventory, 80% complete as to materials. Units completed in the molding department are transferred into the packaging department Cost information for the molding department for the month follows: Beginning work in process inventory (direct materials) Direct materials added during the month s 2,400 39,900 QS 16-18 Weighted average: Computing equivalent units and cost per EUP (direct materials) LO C2, C3 Using the weighted-average method, compute the molding department's (a) equivalent units of production for materials and (b) cost per equivalent unit of production for materials for the month. (Round "cost per equivalent unit of production" to 2 decimal places.)