Drill Problem 18-4 (Algo) [LU 18-1 (2)] Given the following: Number Cost per purchased unit Total January 1 inventory 46 $ 4 $ 184 April 1 66 7 462 June 1 56 8 448 November 1 61 9 549 229 $ 1,643 a. Calculate the cost of ending inventory using the LIFO (ending inventory shows 67 units). Cost of ending inventory b. Calculate the cost of goods sold using the LIFO (ending inventory shows 67 units). Cost of goods sold