Perpetual Inventory Using FIFO Beginning inventory, purchases, and sales for Item Zeta9 are as follows: Oct. 1 Inventory 66 units @ $22 7 Sale 44 units 15 Purchase 69 units @ $26 24 Sale 30 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 Octobe a. Cost of goods sold on October 24 $ b. Inventory on October 31 Module 3 Problem Set Content Area