i need Lifo and weighted average

Presented below is information related to Blowfish radios for the Skysong Company for the month of July. Date Transaction Units In Unit Cost Total Units Sold Selling Price Total July 1 Balance 160 $4.50 $ 720 6 Purchase 1.280 4.60 5,888 7 Sale 480 $6.80 $ 3,264 10 Sale 480 7.10 3.408 12 Purchase 640 4.90 3.136 15 Sale 320 7.20 2.304 18 Purchase 480 5.00 2,400 22 Sale 640 7.20 4,608 25 Purchase 800 4.98 3.984 30 7.30 Sale 320 2.336 3,360 Totals $ 16,128 2.240 $15.920 Assuming that the periodic inventory method is used, compute the inventory cost at July 31 under each of the following cost flow assumptions. (Round answers to decimal places, es: 6,578.) (1) FIFO. (2) LIFO (3) Weighted average. (1) FIFO (2) LIFO (3) Weighted Average $ S $ Ending Inventory at July 31 Teuthenland Media