Lean Accounting Vintage Audio Inc. manufactures audio speakers. Each speaker requires $104 per unit of direct materials. The speaker manufacturing assembly cell includes the following estimated costs for the period: Speaker assembly cell, estimated costs: Labor $41,180 Depreciation 5,520 Supplies 2,010 Power 1,510 Total cell costs for the period $50,220 The operating plan calls for 155 operating hours for the period. Each speaker requires 15 minutes of cell process time. The unit selling price for each speaker is $281. During the period, the following transactions occurred: 1. Purchased materials to produce 350 speaker units. 2. Applied conversion costs to production of 335 speaker units. 3. Completed and transferred 320 speaker units to finished goods. 4. Sold 305 speaker units. There were no inventories at the beginning of the period. a. Journalize the summary transactions (1)-(4) for the period. Round the per unit cost to the nearest cent and use in subsequent computations. If an amount box does not require an entry, leave it blank. 1. a. Journalize the summary transactions (1)-(4) for the period. Round the per unit cost to the nearest cent and use in subsequent computations. If an amount box does not require an entry, leave it blank. 1. 2. 3. 4. Sale 4. Cost b. Determine the ending balance of raw and in process inventory and finished goods inventory. Raw and In Process Inventory, ending balance Finished Goods Inventory, ending balance