Watches R Us specializes in designer watches and leather goods. Watches R Us uses the perpetual inventory system. Assume watches R Us began June holding 10 wrist watches that cost $50 each. During June, watches R Us bought and sold inventory as follows:

June 3 Sold 8 units of $ 100 each

June 16 Purchased 10 units at $56 each

June 23 Sold 8 units for $100 each

prepare perpetual inventory record for watches R Us using the FIFO, LIFO and weighted average inventory costing methods.