Perpetual inventory using LIFO Beginning inventory, purchases, and sales data for DVD players are as follows: Nov. 1 Inventory 38 units at $54 29 units 10 Sale 15 Purchase 47 units at $57 20 Sale 27 units 24 Sale 30 Purchase 7 units 33 units at $60 The business maintains a perpetual inventory system, costing by the last-in, first-out method. Determine the cost of goods sold for each sale and the inventory balance after each sale, presenting the data in the form illustrated in Exhibit 4. Under LIFO, if units are in inventory at two different costs, enter the units with the HIGHER unit cost first in the Cost of Goods Sold Unit Cost column and LOWER unit cost first in the Inventory Unit Cost column. LIFO Method DVD Players Cost of Cost of Inventory Inventory Quantity Purchases Purchases Quantity Goods Sold Goods Sold Inventory Purchased Unit Cost Total Cost Sold Unit Cost Total Cost Quantity Unit Cost Total Cost Date Nov. 1 Nov. 10 Nov. 15 Nov. 20 Nov. 24 Nov. 30 Nov. 30 Balances