Please solve this as soon as possible within the next hour. Thank you!

PERPETUAL INVENTORY SYSTEM. CALCULATE COST OF GOODS SOLD AND GROSS PROFIT USING: (1) FIFO (2)LIFO (3) MOVING AVERAGE. MAX = 12 PTS Purchases Units Unit Cost 1,200 $ 3.00 Units Sold @ $6.00 700 600 $ 3.20 March 2 7 10 13 18 20 23 26 28 31 1,000 $ 3.30 500 300 1,100 Balance (Units) 1,200 500 1,100 600 1,300 200 1,500 700 2,300 1,000 1,300 $ 3.40 800 1,600 $ 3.50 1,300