The talley corporation had a taxable income of $365,000 from operations after all operating costs but before: (1) interest charges of $50,000, (2) dividends received of $15,000, (3) dividends paid of $25,000, and (4) income taxes. what is the firm's taxable income? what is it marginal tax rate? what is its tax expense? what is its after-tax income? what is the average tax rate based on taxable income?