The following information concerns production in the Baking Department for December. 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 Dec. 1 Bal., 6,000 units, 3/5 completed 11,940 31 Direct materials, 108,000 units 172,800 184,740 31 Direct labor 31 Factory overhead 49,060 27,590 233,800 261,390 31 Goods finished, 109,500 units 251,670 9,720 31 Bal., ? units, 4/5 completed 9,720 a. Based on the above data, determine each cost listed below. Round "cost per equivalent unit" answers to the nearest cent. 1. Direct materials cost per equivalent unit 2. Conversion cost per equivalent unit $ $ 3. Cost of the beginning work in process completed during December 4. Cost of units started and completed during December 5. Cost of the ending work in process b. Assuming that the direct materials cost is the same for November and December, did the conversion cost per equivalent unit increase, decrease, or remain the same in December?