Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March.

Date	Activities	Units Acquired at Cost			Units Sold at Retail
March 1	Beginning inventory	110	units	@ $51.20 per unit
March 5	Purchase	230	units	@ $56.20 per unit
March 9	Sales				270	units	@ $86.20 per unit
March 18	Purchase	90	units	@ $61.20 per unit
March 25	Purchase	160	units	@ $63.20 per unit
March 29	Sales				140	units	@ $96.20 per unit
	Totals	590	units		410	units

rev: 05_06_2021_QC_CS-263278

4. Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include 70 units from beginning inventory, 200 units from the March 5 purchase, 50 units from the March 18 purchase, and 90 units from the March 25 purchase.

Gross Margin FIFO LIFO Weighted Average Specific ID Sales Less: Cost of goods sold Gross profit