1.Calculate the cost of goods sold and ending inventory using the FIFO cost method.

2.Calculate the cost of goods sold and ending inventory using the average cost method

please show steps, thanks

Question 2 Riverbed Limited uses a perpetual inventory system. The inventory records show the following data for its first month of operations: Date Explanation Units Unit Cost Total Cost Balance in Units Aug. 2 Purchases 252 $68 $17,136 252 3 Purchases 518 103 53,354 770 10 Sales (320) 450 15 Purchases 936 125 117,000 1,386 25 Sales (314) 1,072