A company purchases inventory during the year in 4 batches, with unit and price amounts shown below: Batch 1 9,500 units @ $2.10 per unit Batch 2 4,300 units @ 2.08 per unit Batch 3 3,600 units @ 2.04 per unit Batch 4 7,200 units @ 2.01 per unit 10,800 units were sold after Batch 2 was purchased, while 3,400 units were sold after Batch 3 was purchased. Required:

Calculate cost of goods sold and ending inventory under the FIFO method, using the perpetual inventory system.

Calculate cost of goods sold and ending inventory under the FIFO method, using the periodic inventory system

Calculate cost of goods sold and ending inventory under the lifo method, using the perpetual inventory system

Calculate cost of goods sold and ending inventory under the lifo method, using the periodic inventory system

If prices were increasing, moving from FIFO to LIFO would lead to: cogs, ending inventory and net income