Inventory Costing Metheds-Periodic Method Archer Company is a retailer that uses the periodic invensary system. Calculate the August cont of goods sold and the ending inventory at August al using (a) forstin, first-out, (b) last-in, finst-out, and (c) Uhe we-ghted-averoge cost methods. Do not round until your final answers. Hound your final aeswers to the nearest dolar