Inventory Costing Methods-Periodic Method Spangler Company is a retailer that uses the periodic inventory system. March 1 Beginning inventory 100 units of Product Me $2.790 total cost 6 Purchased 200 units of Product Me $4,800 total cost 10 Purchased 150 units of Product M@ $4.200 total cost 15 Sold 180 units of Product M Calculate the March cost of goods sold and the ending inventory at March 31 using (a) first-in, first-out, (b) last-in, first-out, and (c) the weighted average cost methods. Do not round until your final answers, Round your final answers to the nearest dollar, A First-in, first-out Ending Inventory Cost of Goods Sold S B. Last-in, first-out Ending Inventory Cost of Goods Sold S C Weighted average cost Ending Inventory Cost of Goods Sold 5 OOOO Check