Please show your all steps and numbers to get the answers. I need to learn not only answers also the methods to get answers if the numbers are different.

Alta Ski Company's inventory records contained the following information regarding its latest ski model. The company uses a periodic inventory system. 1,300 units @ $95 each 2,700 units @ $110 each 2,500 units @ $115 each Beginning inventory, January 1, 2021 Purchases: January 15 January 21 Sales: January 5 January 22 January 29 Ending inventory, January 31, 2021 1,250 units @ $135 each 1,650 units @ $145 each 1,100 units @ $150 each 2,500 units Required: 1a. Which method, FIFO or LIFO, will result in the highest cost of goods sold figure for January 2021? 1b. Which method will result in the highest ending inventory balance? 2. Compute cost of goods sold for January and the ending inventory using both the FIFO and LIFO methods. 3a. Assume that inventory costs were declining during January. The inventory purchased on January 15 had a unit cost of $85, and the inventory purchased on January 21 had a unit cost of $80. All other information is the same. Which method, FIFO or LIFO, will result in the highest cost of goods sold figure for January 2021? 3b. Which method will result in the highest ending inventory balance? 3c. Compute cost of goods sold for January and the ending inventory using both the FIFO and LIFO methods. Req 1A and 1B Req 2 Req 3A and 3B Req 3C Compute cost of goods sold for January and the ending inventory using both the FIFO and LIFO methods. Cost of Goods Available for Sale Cost of Goods Sold - Periodic FIFO FIFO Cost per unit Cost per Cost of Goods Cost per # of units # of units Available for unit sold Sale 1,300 $ 95 $ 123,500 Ending Inventory - Periodic FIFO # of units in ending Ending unit Inventory inventory 0 Cost of Goods Sold $ $ 95 95 Beginning Inventory Purchases: $ 110 110 $ 110 0 January 15 January 21 2,700 2,500 6,500 $ 115 297,000 287,500 708,000 115 0 115 Total $ 0 0 0 0 Cost of Goods Available for Sale Cost of Goods Sold - Periodic LIFO LIFO Cost per Cost of Goods Cost per # of units Available for unit Sale Cost per # of units sold Cost of Goods Sold Ending Inventory - Periodic LIFO # of units in ending Ending unit inventory Inventory $ 95 unit Beginning Inventory 1,300 $ 95 $ 123,500 $ 95 $ 0 Purchases: $ 110 297,000 110 110 January 15 January 21 Total 2,700 2,500 $ 115 115 $ 115 0 287,500 708,000 6,500 0 0 0 $ Required: 1a. Which method, FIFO or LIFO, will result in the highest cost of goods sold figure for January 2021? 1b. Which method will result in the highest ending inventory balance? 2. Compute cost of goods sold for January and the ending inventory using both the FIFO and LIFO methods. 3a. Assume that inventory costs were declining during January. The inventory purchased on January 15 had a unit cost of $85, and the inventory purchased on January 21 had a unit cost of $80. All other information is the same. Which method, FIFO or LIFO, will result in the highest cost of goods sold figure for January 2021? 3b. Which method will result in the highest ending inventory balance? 3c. Compute cost of goods sold for January and the ending inventory using both the FIFO and LIFO methods. Compute cost of goods sold for January and the ending inventory using both the FIFO and LIFO methods. Req 1A and 1B Req 2 Req 3A and 3B Req 3C Assume that inventory costs were declining during January. Which method, FIFO or LIFO, will result in the highest cost of goods sold figure for January 2021 and highest ending inventory balance? . . Highest cost of goods sold figure Highest ending inventory balance 3b. Compute cost of goods sold for January and the ending inventory using both the FIFO and LIFO methods. Cost of Goods Available for Sale - FIFO Cost of Goods Sold - Periodic FIFO Inventory Balance - Periodic FIFO FIFO: Cost per # of units Cost of Goods Available for Sale # of units sold Cost per unit Cost of Goods Sold # of units in ending inventory Cost per unit Ending Inventory unit Beg. Inventory 1,300 $ 95.00 $ 123,500 95.00 $ 95.00 $ Purchases: 85.00 85.00 85.00 0 January 15 January 21 2,700 2,50 6,500 80.00 229,500 200,000 $ 553,000 80.00 0 80.00 Total 0 $ 0 0 $ 0 Cost of Goods Sold - Periodic LIFO Inventory Balance - Periodic LIFO LIFO: Cost of Goods Available for Sale - LIFO Cost of # of Goods units unit Available for Sale Cost per Cost per # of units sold Cost per unit Cost of Goods Sold # of units in ending inventory Ending Inventory unit 1,300 $ 95.00 $ 123,500 $ 95.00 $ 95.00 $ 0 Beg. Inventory Purchases: 85.00 85.00 85.00 O January 15 January 21 Total 2,700 2,500 6,500 80.00 229,500 200,000 $ 553,000 80.00 O 80.00 0 $ 0 0 $ 0