Perpetual: LIFO and Moving-Average Kelley Company began business on January 1, 20-1. Purchases and sales during the month of January follow. Date Purchases Sales Units Cost/Unit Units Jan. 1 100 $1.00 Jan. 4 400 1.10 Jan. 5 300 Jan. 10 300 1.30 Jan. 12 200 Jan. 15 200 1.35 Jan. 18 500 1.60 Jan. 22 800 Jan. 27 100 Jan. 31 300 1.80 Required: Calculate the total amount to be assigned to cost of goods sold for January and the ending inventory on January 31, under each of the following methods. In your calculations round the average unit cost to four decimal places. If required, round your answers to the nearest cent. Cost of Goods Sold Inventory on Hand 1,900 640 1. Perpetual LIFO inventory method 2. Perpetual moving average inventory method X