Inventory Costing Methods--Perpetual Method Arrow Company is a retailer that uses the perpetual inventory system August Beginning inventory 80 units of Product A51.600 total cost 5 Purchased 100 units of Product A $2,116 total cost 8 Purchased 200 units of Product AD 14416 total cost 11 Sold 170 units of Product A $4.000 total sale Calculate the Inventory cost of item A an August 11 (after the sale using (a) first in, first out. (b) last-In, first-out, and (c) the weighted average cost methods. Do not round until your final answers. Round your final answers to the nearest dollar A First in first-out Ending Inventory Lastin, first-out Ending Inventory C Weighted average Ending Inventory