The Shirt Shop had the following transactions for T-shirts for Year 1, its first year of operations: Jan. 20 Purchased 490 units @ $8 $3,920 Apr. 21 July 25 Purchased 110 units @ $10= 1,100 Purchased. 250 units e $12=> 3,000 Sept. 19 Purchased 90 units e $13= 1,170 During the year, The Shirt Shop sold 760 T-shirts for $18 each. Required a. Compute the amount of ending inventory The Shirt Shop would report on the balance sheet, assuming the following cost flow assumptions: (1) FIFO, (2) LIFO, and (3) weighted average. b. Compute the difference in gross margin between the FIFO and LIFO cost flow assumptions. Complete this question by entering your answers in the tabs below. Required A Required B Compute the difference in gross margin between the FIFO and LIFO cost flow assumptions. Gross margin FIFO LIFO $ 9,260 $ 8,450 Difference