Jan. 1 Purchase 520 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 5 units at $37 $185 Aug. 13 13 units at $40 Purchase 16 units at $41 656 Available for sale $1,361 There are 10 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) X Nov. 30 34 units $ b. Last-in, first-out (LIFO) 385 c. Weighted average cost