Fill in the blanks for all, please.

Wamerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March tits sold at Retail Date March 1 March 5 March 9 March 18 March 25 March 29 Activities Beginning inventory Purchase Sales Purchase Purchase Sales Totals Units Acquired at Cost 220 units 553.40 per unit 285 units 558.40 per unit 145 units 563.40 per unit 270 units $65.40 per unit 300 units 585,40 per unit 250 units 398.40. per unit 630 units 928 units 4. Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include 125 units from beginning inventory, 255 units from the March 5 purchase, 105 units from the March 18 purchase, and 145 units from the March 25 purchase. (Round weighted average cost per unit to two decimals and final answers to nearest whole dollar) FIFO LIFO Welghted Average Specific ID Gross Margin Salen Loos Cout of goods sold Gross profit