Course ACC.120-W1-2029SU eBook Show Me How 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 Aug. 13 Purchase Nov. 30 . Purchase Available for sale 12 units at $30 7 units at $32 14 units at $34 33 units $360 224 There are 16 units of the item in the physical inventory at December 31 . The periodic inventory system is used. Determine the inventory cost using (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 decima places and your final answer to the nearest whole dollar). a. First-in, flat-out