O1 Not yet Med of 13 Pu Inventory Costing Methods-Periodic Method The Lippert Company uses the periodic inventory system. The following july data are for an item in Lipperts inventory My 1 Begning inventory 30 units 10 Purchased 15 Sold 19 perunt 50 units t $10 per unt 25 units $11 per unt 26 Purchased Calculate the cost of goods sold for July and ending inventory at July 31 using (a) first-in, first-out (t) last-in, first-out, and (c) the weighted average cost methods. Round your final answers to the nearest dollar. A First in. First out. Ending inventory Cast of Goods Sold S B Last in first out Ending Inventory Cost of Goods Sold CWeighted average co S Ending Inventory 15 Cost of Goods Sold