Some of the information found on a detailed inventory card for Sarasota Stationery Ltd. for May is as follows: Received Issued Balance Date No. of Units Unit Cost No. of Units No. of Units May 1 (opening balance) 1,170 $2.90 1,170 2 1,070 3.00 2,240 7 710 1,530 10 610 3.20 2,140 13 520 1,620 18 1,000 3.30 300 2,320 20 1,100 1,220 23 1,320 3.40 2,540 26 800 1,740 28 1,540 3.60 3,280 31 1,350 1,930 From the above data, calculate the ending inventory based on each of the following cost formulas. Assume that perpetual inventory records are kept in units only and average cost is calculated monthly at each month end. (Round intermediate calculations to 2 decimal places, e.g. 52.75 and final answers to O decimal places, e.g. 5,275.) Ending Inventory First-in, first-out (FIFO) $ Weighted average cost $