Beginning inventory, purchases, and sales for Item Zeta 9 are as follows: Oct. 1 Inventory 79 units @ $16 7 Sale 62 units 15 Purchase 55 units @ $19 24 Sale 24 units Assuming a perpetual inventory system and using the first-in, first-out (FIFO) method, determine (a) the cost of goods sold on October 24 and (b) the inventory on October 31. a. Cost of goods sold on October 24 b. Inventory on October 31 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 13 units at $47 $611 Aug. 13 Purchase 16 units at $50 800 Nov. 30 Purchase 16 units at $52 832 Available for sale 45 units $2,243 There are 22 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) b. Last-in, first-out (LIFO) c. Weighted average cost $