he following, (a) calculate the cost of ending inventory (round the average unit cost to the nearest cent) and (b) cost of goods using the weighted-average method, FIFO, and LIFO (ending inventory shows 61 units). LU 18-1(2) Number purchased Cost per unit Total January I inventory April 1 June I November 1 40 $160 420 495 18-2. Weighted average: 18-3. FIFO: 18-4. LIFO the cost of ending inventory and cost of goods sold for LIFO ( I 8-13), FIFO a8-14 le