Lean Accounting Vintage Audio Inc, manufactures audio speakers. Each speaker requires $100 per unit of direct materials. The speaker manufacturing assembly cell includes the following estimated costs for the period: Speaker assembly cell, estimated costs: Labor Depreciation $39,660 5,320 1,930 1,450 Supplies Power Total cell costs for the period $48,360 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 $271. During the period, the following transactions occurred: 1. Purchased materials to produce 370 speaker units. 2. Applied conversion costs to production of 350 speaker units. 3. Completed and transferred 335 speaker units to finished goods. 4. Sold 320 speaker units. There were no inventories at the beginning of the period. a. Journalize the summary transactions (1)-(4) for the period. Do not round interim calculations. 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