The inventory data for an item for November are: Time RL Attempt 56 Mint ng Online Nov. 1 Inventory...... 20 units at $20 4 Sold.......... 10 units at $50 10 Purchased...... 30 units at $21 17 Sold 20 units at $50 30 Purchased........ 10 units at $22 Using the perpetual system, costing by the first-in, first-out method, what is the ending merchandise inventory on November 302 $630 $620 $640 $610 5