Perpetual Inventory Using FIFO Beginning inventory, purchases, and sales for Item Zeta9 are as follows: Oct. 1 Inventory 45 units $16 7 Sale 37 units 15 Purchase 53 units @ $17 24 Sale 17 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 Accounting numeric field b. Inventory on October 31 Determine