Periodic Inventory Using FIFO, LIFO, and weighted Average Cost Methods The units of an item available for sale during the year were as follows: Inventory 17 units at $44 $748 Jan. 1 Aug. 13 Purchase 16 units at $47 752 Nov. 30 Purchase 15 units at $48 720 Available for sale 48 units $2,220 There are 14 units of the item in the physical inventory at December 31. The periodic inventory system is used. Determine the inventory cost using the (a) first-in, first-out (FIFO) method; (b) last-in, first-out (LIFO) method; and (c) weighted average cost method (round per-unit cost to two decimal places and your final answer to the nearest whole dollar). a. First-in, first-out (FIFO) 1,472 b. Last-in, first-out (LIFO) 1,457 c. Weighted average cost $