Explain please!

Problem 6-13A (Part Level Submisslon) Blue Ltd. had a beginning inventory on Jenuary 1 of 250 units of product SXL at a cost of $158 per unit. During the year, purchases were as follows Mar. 15 700 uly 20 500 Sept. 4 450 Dec. 2 100 Units Unit Cost Total Cost $148 103,600 146 73,000 136 61,200 12412,400 Blue uses periodic inventory system. At the end of the year, a physical nventory court determined that there were 200 unts on hand. Your answer is correct. Determine the cost of goods available for sale Cost of Goods Avallable for Sale Attempts: 1 of 3 used Determine the cost of the ending inventory and the cost of the goods sold using (1) FIFO and (2) average cost. (Do not round weighted average unit cost, Round Average answers to 2 decimal places, o.g. s.25.) FIFO Average Ending Inventery Cost of Goods Sold