I ma not the correct value it showing not correct plz help me out

a. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using FIFO method. b. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using LIFO method. Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using FIFO method. Note: Enter all values as a positive value. a. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using FIFO method. b. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using LIFO method. Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using FIFO method. Note: Enter all values as a positive value