Sport Box sells a wide variety of sporting equipment. The following is information on the purchases and sales of their top selling hockey stick. The hockey stick sells for $130. Description Units Unit Cost Mar. 1 Beginning Inventory 35 $ 60 Mar. 3 Purchase 80 $ 65 Mar. 6 Purchase 130 $ 70 Mar. 17 Sale 75 Mar. 23 Purchase 90 $ 70 Mar. 31 Sale 180 Required: Calculate the cost of goods sold