Corporate taxes Tantor Supply, Inc., is a small corporation acting as the exclu sive distributor of a major line of sporting goods. During 2018 the fim earned $92,500 before taxes. a. Calculate the firm's tax liability using a flat tax rate of 21%. b. How much are Tantor Supply's 2018 after-tax earnings? a. The firm's tax liability is (Round to the nearest dolar) 1. The firm's ater-tax earrings is S (Round to the nearest dollar.)