Case Defence sells smartphone cases and uses the perpetual inventory system. The following is information on the purchases and Sales of "Defender Box" cases. On October 1. Case Defence hed 21 units with a unit cost of $15 Purchases Sales Date Units Unit Cost Units Unit Price Oct 3 11 16 Oct. 6 16 $ 51 Oct 12 21 18 Oct 19 21 $51 Oct 23 31 20 Oct 30 26 $51 Oct 31 16 21 Required: 1. Calculate the dollar value of cost of goods sold and ending inventory for the month of October using the following methods (Do not round intermediate calculations. Round weighted average all unit costs to two decimal places and round all other numbers to the nearest dollar) Ending Inventory Cost of Goods Sold FIFO b Moving weighted average 2. Using your calculations in Part 1, complete the following table (Do not round intermediate calculations. Round the final answers to nearest dollar) FIFO Moving Weighted Average Sales Cost of goods sold Gross promet 3-1. Which method produce the higher gross prot? O FIFO O Moving weighted average 3-5. Which method produce me higher ending inventory balance? O FIFO Moving weighted average 4. Calculate the gross profit percentage for FIFO and Moving weighted average for the month of October (Round the final answers to the nearest whole number) Gross Profit percentage 1 FFO 2. Moving weighted average