PLEASE HELP ME ANSWER BOTH OF THEM

Perpetual FIFO Perpetual LIFO Weighted Average Specific Id Compute the cost assigned to ending inventory using specific identification. For specific identification, the March 9 sale consisted of 125 units from beginning inventory and 255 units from the March 5 purchase; the March 29 sale consisted of 105 units from the March 18 purchase and 145 units from the March 25 purchase. Specific Identification: Goods Purchased # of Cost Date per unit March 1 Cost of Goods Sold # of units Cost Cost of Goods per I sold Sold unit units # of units Inventory Balance Cost Inventory per Balance unit 53.40 = $ 11,748.00 220 @ March 5 March 9 March 18 March 25 March 29 Totals $ 0.00