Texas Petrochemical reported the following activity during April no. of units price per unit beginning balance, April 1 purchased 4/10 purchased 4/14 purchased 4/20 300 500 400 400 1600 2.40 $ 720.00 2.50 $ 1,250.00 2.60 $1,040.00 $ 2.65 $1,060.00 $4,070.00 sales 3-Apr 200 500 300 1000 12-Apr 26-Apr 9. Ending inventory assuming FIFO and a perpetual system is: 10. Cost of goods sold assuming a LIFO perpetual system is: 11. ending inventory using an average cost perpetual system is