Robert Corporation provides the following information related to its merchandise inventory during the month of June 2021: . June 1 Inventory on hand-2,000 units; cost $6.00 each. Purchased 10,000 units for $6.30 each. 114 Sold 8,000 units for $14.00 each. 18 Purchased 4,000 units for $7.00 each. 25 Sold 5,000 units for $15.00 each. 128 Purchased 4,000 units for $7.50 each. 30 Inventory on hand-7,000 units Using calculations based on a perpetual inventory system, determine the inventory balance Robert would report in its June 30, 2021, balance sheet using last-in, first-out (LIFO): O $45,600. 0 $48,300 0 $51,000. 0 $42,500