(Corporate income tax) Last year Sanderson, Inc. had sales of $3.8 million. The firm's cost of goods sold came to $2.5 million, its operating expense excluding depreciation of $98,000 were $397,000, and the firm paid $149,000 in interest on its bank loans. Also, the corporation received $51,000 in dividend income (from a company in which it owned less than 20 percent of its shares) but marginal tax rates? The firm's tax liability for the year is $. (Round to the nearest dollar.) The firm's average tax rate is \%. (Round to two decimal places.) The firm's marginal tax rate is \%. (Round to the nearest integer.) Data table