Last year? Sanderson, Inc. had sales of $ 3.0 million. The? firm's cost of goods sold came to $ 2.0 million, its operating expenses excluding depreciation of $ 100,000 were $400,000 and the firm paid $150,000 in interest on its bank loans. ? Also, the corporation received $ 50,000 in dividend income? (from a company in which it owned less than 20 percent of its? shares) but paid $ 25,000 in the form of dividends to its own common stockholders. Use the corporate tax rates shown in the popup? window,

Taxable Income Marginal Tax Rate $0-$50,000 15% $50,001-$75,000 25% $75,001-$100,000 34% $100,001-$335,000 39% $335,001-$10,000,000 34% $10,000,001-$15,000,000 35% $15,000,001-$18,333,333 38% Over $18,333,333 35%

to calculate the? corporation's tax liability.

What are the? firm's average and marginal tax? rates?