Top Gun Company uses a perpetual inventory system. The company began ia 2021 with 1,000 High powered water guns in inventory at a cost of $12 each. During 2021 . Top Gun had the following purchases and sales of water guns: All purchases and sales are on acceunt. Requiredi: a. Calculate the costofggods seld and collog inventor using moving weighted average and FIFO (Hint: Round the weighted average cost per unit to two decimal places). (5+5 Marks) b. Prepare journal entries to record the June 6 parchase and the October 18 sales under both methods.(12.Marks) c. Calcalate Gross profit under both methods.(4 Marks)