es 360 units @ $88.00 per unit Purchase Purchase Sales Totals 135 units 250 units @$63.00 per unit $65.00 per unit 860 units 230 units @$98.00 per unit 590 units March 9 March 18 March 25 March 29 Sales 4. Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include 115 units from beginning inventory, 245 units from the March 5 purchase, 95 units from the March 18 purchase, and 135 units from the March 25 purchase. (Round weighted average cost per unit to two decimals and final answers to nearest whole dollar.) Gross Margin Sales Less: Cost of goods sold Gross profit LIFO Weighted Average Specific ID Prev Ga