$7.50 each. The company's purchases during March were as follows: Warin 5 appics uvesa perpetual inventorysystem Calculate the cost of goods sold for March using the first-in, first-out cost formula. At the beginning of its operations in March 2024, Marin Supplies Ltd. began with 6,240 units of irventory that it purchased at a cost of $7.50 each. The company's pur khases during March were as follows: Marin Supolies uses a perpetual inventory system. Calculate the cost of goods sold for March using the first-in, first-out cost formula