Periodic Inventory by Three Methods The beginning inventory of merchandise at Rhodes Co. and data on purchases and sales for a three-month period ending June 30 are as follows: 2. Detenmine the invecticny on Juse 35 and the cost of merchandite nold for the theet-month period, ting the tastin, firstiout method and the periode inverkiry system. Herchandise inventory, lune 35 East af merthatdise suld final anwers to the nearest dollar. 4. Compare the grew grife and June to inventories iving the fotowing celumn fiesbings. Erter all amourts do sostive numben