Done v2.cengagenow.com AA C Perpetual Inventory Using FIFO Beginning inventory, purchases, and sales for Item Zeta9 are as follows: Oct. 1 Inventory 7 Sale 15 750 $15 99 units $16 33 uns 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. Cast of goods sold on October 24 B. Inventory on October 31