Obj. 6 b. $19,080 E6-14 Inventory by three methods The units of an item available for sale during the year were as follows. Jan. 1 Inventory 27 units at $400 Feb. 19 Purchase 54 units at $460 June 8 Purchase 63 units at $520 Oct. 7 Purchase 56 units at $550 There are 45 units of the item in the physical inventory at December the cost of ending inventory using (a) the first-in, first-out method, (b) the method, and the weighted average cost method. cember 31. Determine (b) the last-in, first-ca