Perpetual inventory using ufo Beginning inventory, purchases, and sales data for ovD piayers are as follows: The business maintains a porpetual inventory system, costing by the last-in, first-out method. Determine the cost of poods sold for each sale and the inventory balance after each sale, prasenting the data in the form illustrated in Exhitit 4 . Under LifO, if units are ir inventory at two different costs, enter the units with the HIGHER unit cost first in the Cost of Goods Sold Unit Cost column and towER unit cost first in the Inventory Unit Cost column