month of May: The following information is for the inventory of mini-kettles at Flint Company Limited for the Units Unit Date Transaction Units Unit In Cost Total Sold Price Total May 1 Balance 120 $4.20 $504 6 Purchase 840 4.40 3,696 7 Sale 340 $7.00 $2,380 10 Sale 340 7.60 2,584 12 Purchase 410 4.60 1,886 15 Sale 220 7.80 1,716 18 Purchase 350 4.60 1,610 22 Sale 410 8.00 3,280 25 Purchase 500 4.40 2,200 30 Sale 220 7.40 1,628 Totals 2,220 $9,896 1,530 $11,588 (al) Assuming that the periodic inventory method is used, calculate the inventory cost at May 31 under FIFO. Ending inventory $