Periodic Inventory Using FIFO, LIFO, and weighted Average Cost Methods The units of an item available for sale during the year were as follows: Jan. 1 Inventory 6 units at $47 $282 Aug. 13 Purchase 7 units at $50 350 Nov. 30 Purchase 16 units at $52 832 29 units Available for sale $1,464 There are 9 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: () fast-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), First in first-out (FIFO) b. Last-in, first-out (LIFO) Weighted average cost a. C