Perpetual Inventory using FIFO The following units of a particularitem were avaliable for sale during the calendar year: Thits intormation has been collected in the Microsont Exce Onihe file, Open the spreadsneet, pertorm the required anatysin, and input) question below. Open spreodshest The firm maintoins a perpetual inventory syatem. Determine the cost of googs sold for each sale and the inventory balance after each sd