Perpetual Inventory Using LIFO Beginning inventory, purchases, and sales data for portable game players are as follows: 180 units at $40 Apr. 1 Inventory 10 Sale 140 units 15 Purchase 210 units at $42 20 Sale 24 Sale 170 units 60 units 30 Purchase 240 units at $46 The business maintains a perpetual inventory system, costing by the last-in, first-out method. Determine the cost of merchandise 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 Merchandise Sold Unit Cost column and LOWER unit cost first I the Inventory Unit Cost column. Perpetual Inventory Account LIFO Method Portable Game Players Quantity Date Purchased Apr. 1 Purchases Purchases Quantity Unit Cost Total Cost Sold Cost of Cost of Merchandise Merchandise Sold Unit Cost Sold Total Cost Inventory Inventory Inventory Quantity Unit Cost Total Cost Apr. 10 Apr 15