2. the LIFO mtntory costing method e PIPO inventory costing method the three years using 3. ACCOUNTING CONNECTION draw about the relationships between the changes in u the value of ending inventory? From the resulting data, what conclusions can you nit price and the changes in Periodic Inventory System and Inventory Costing Methods E4A. In chronological recent month are as follows. 2,3 order, the inventory, purchases, and sales of a single product for a Amount per Unit $30 Units June 1 Beginning inventory 150 400 800 1,300 300 4 Purchase 12 Purchase 16 Sale 24 Purchase 36 60 39 of goods sold, and gross margin. Use the average-cost, FIFO, and LIFO inventory costing methods. (Round unit costs to cents and totals to dollars.) 1. Using the periodic inventory system, compute the cost of ending inventory, cos Explain the differences in gross margin produced by 2, ACCOUNTING CONNECTION