Lean Accounting Vintage Audio Inc. manufactures audio speakers. Each speaker requires $108 per unit of direct materials. The speaker manufacturing assembly cell includes the following estimated costs for the period: Speaker assembly cell, estimated costs: Labor $46,490 Depreciation 6,240 Supplies 2,270 Power 1,700 Total cell costs for the period $56,700 The operating plan calls for 135 operating hours for the period. Each speaker requires 12 minutes of cell process time. The unit selling price for each speaker is $292. During the period, the following transactions occurred: 1. Purchased materials to produce 535 speaker units. 2. Applied conversion costs to production of 510 speaker units. 3. Completed and transferred 485 speaker units to finished goods. 4. Sold 465 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. 2. 3. dropdown 4. Sale 4. Cost Il 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