Inventory Costing Methods-Periodic Method Spangler Company is a retailer that uses the periodic inventory system March 1 Beginning inventory 110 units of Product MO $1.500 total cost 6 Purchased 210 units of Product MD $3.600 total cost 10 Purchased 160 units of Product M53.000 total cost 15 Sold 190 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 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 5 3. Last-in first out Ending inventory 5 Cost of Goods Sold S C. Weighted average cost Ending inventory Cost of Goods Sold