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

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Warnerwoods Company uses a periodic inventory system. It enteredinto the following purchases and sales transactions forMarch.
For specific identification, the March 9 sale consisted of 90 unitsfrom beginning inventory and 410 units from the March 5 purchase;the March 29 sale consisted of 120 units from the March 18 purchaseand 200 units from the March 25 purchase.
4. Compute gross profit earned by thecompany for each of the four costing methods. (Roundyour average cost per unit to 2 decimal places and final answers tonearest whole dollar.)