I need help with question 3 please

Car Armour sells car wash cleaners. Car Armour uses a perpetual inventory system and made purchases and sales of a particular product in 2020 as follows: Jan. 1 Beginning inventory Jan. 10 Sold 110 units @$ 6.10 = $ 671.00 Mar. 7 Purchased 80 units @ $14. 60 = 1, 168 .00 Mar. 15 Sold 210 units @$ 5.40 - 1, 134.00 July 28 Purchased 130 units @ $14. 60 = 1, 898 .06 Oct. 3 Purchased 460 units @$ 5. 20 2, 392.00 Oct. 5 Sold 410 units @$ 5.10 - 520 units @ $14.60 2, 091.00 7, 592.00 Required: 1. Calculate the total goods available for sale (in units and cost) Units Cost Total goods available for sale 1,080 $ 5,617 2. Calculate the number of units sold and units remaining in ending inventory. Number of units sold 730 Number units remaining in ending inventory 490 3. Determine the share of the cost of goods available for sale calculated in Part 1 that should be assigned to ending inventory and to goods sold under. (Do not round the intermediate calculations and round the final answers to nearest whole dollar.) Ending Cost of Goods Inventory Sold FIFO b. Moving weighted average