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Exercise 8-15 Grouper Corporation is a multi-product firm. The following information concerns one of its products, the Trinton: Date Jan. 1 Feb. 4 Feb. 20 Apr. 2 Nov. 4 Transaction Beginning inventory Purchase Sale Purchase Sale Quantity 1,900 2,750 3,080 3,740 3,400 Price/ Cost $13 18 28 20 34 X Your answer is incorrect. Try again. Calculate cost of goods sold, assuming Grouper uses a periodic inventory system and FIFO cost formula. 147090 Cost of goods sold LINK TO TEXT LINK TO TEXT X Your answer is incorrect. Try again. Calculate cost of goods sold, assuming Grouper uses a perpetual inventory system and moving-average cost formula. (Round weighted average cost per unit to 2 decimal places, e.g. 52.75 and final answer to 0 decimal places, e.g. 5,275.) Cost of goods sold LINK TO TEXT LINK TO TEXT