The following information pertains to Benson Manufacturing Company for March Year 3. Assume actual overhead equaled applied overhead. March 1 Inventory balances Raw materials $ 123,300 Work in process 118,600 Finished goods 76,700 March 31 Inventory balances Raw materials $ 86,200 Work in process 146,500 Finished goods 80,100 During March Costs of raw materials purchased $ 118,300 Costs of direct labor 101,900 Costs of manufacturing overhead 61,700 Sales revenues 360,000