i'm needing helping with examples 17-7 & 17-8

EX 17-7 Equivalent units of production Obj. 2 The following information concerns production in the Baking Department for March. All direct materials are placed in process at the beginning of production. ACCOUNT Work in Process-Baking Department ACCOUNT NO. Balance Date Item Debit Credit Debit Credit Mar. 1 Bal., 18,000 units, 1/4 completed 14,760 31 Direct materials, 336,000 units 252,000 266,760 31 Direct labor 40,000 306,760 31 Factory overhead 60,530 367,290 31 Goods finished, 330,000 units 346,410 20,880 31 Bal. ? units, 35 completed 20,880 A. Determine the number of units in work in process inventory at March 31. B. Determine the equivalent units of production for direct materials and conversion costs in March. Obj. 2, 4 EX 17-8 Costs per equivalent unit A. Based upon the data in Exercise 17-7, determine the following for March:: 1. Direct materials cost per equivalent unit 2. Conversion cost per equivalent unit 3. Cost of the beginning work in process completed during March 4. Cost of units started and completed during March 5. Cost of the ending work in process B. Assuming that the direct materials cost is the same for February and March, did the conver- sion cost per equivalent unit increase, decrease, or remain the same in March