The following information relates to Good Kitchen Ltd.'s inventory transactions during the month of March. Units Cost/Unit Amount Mar. 1 Beginning inventory 6,300 $20.00 $126,000 7 Sale 3,800 12 Purchase 2,800 $22.00 $61,600 16 Purchase 900 $22.00 $19,800 18 Sale 2,800 27 Purchase 3,700 $27.00 $99,900 29 Sale 4,000 All of the units sold were priced at $68.00 per unit. (a1) Good Kitchen Ltd. uses the periodic inventory system. Calculate Good Kitchen's cost of goods sold, gross margin, and ending inventory for the month of March using FIFO. Cost of Goods Sold SA $