To more efficiently manage its inventory. Treynor Corporation maintains its internal inventory records using first in first-out (FIFO) under a perpetual inventory system. The following information relates to its merchandise inventory during the year. Jan. 1 Inventory on hand-25,000 units; cost $13.60 each. Feb. 12 Purchased 75,000 units for $13.99 each. Apr. 30 Sold 50,000 units for $21.40 each. Jul. 22 Purchased 55,600 units for $14.20 each. Sep. 9 Sold 75,000 units for $21.40 each. Nov. 17 Purchased 45,000 units for $14.60 each. Dec. 31 Inventory on hand-75,000 units. Required: 1. Determine the amount Treynor would calculate internally for ending inventory and cost of goods sold using first in, first-out (FIFO) under a perpetual inventory system. 2. Determine the amount Treynor would report externally for ending inventory and cost of goods sold using last-in, first-out (LIFO) under a periodic inventory system (Assume beginning inventory under LIFO was 25.000 units with a cost of $13.10). 3. Determine the amount Treynor would report for its LIFO reserve at the end of the year, 4. Record the year-end adjusting entry for the LIFO reserve, assuming the balance at the beginning of the year was $15.000 Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Required 4 Determine the amount Treynor would calculate internally for ending inventory and cost of goods sold using first-in, first-out (FIFO) under ar places.)