Riverbend Inc. received a $335,000 dividend from stock it held in Hobble Corporation. Riverbend's taxable income is $2,700,000 before deducting the dividends received deduction (DRD), a $20,000 domestic production activities deduction, and a $121,000 charitable contribution. (Use Corporate Tax Rate Table.) (Leave no answer blank. Enter zero if applicable. Round your answer to 1 decimal place.)

a. What is Riverbends deductible DRD assuming it owns 12 percent of Hobble Corporation?

b. Assuming the facts in part (a), what is Riverbends marginal tax rate on the dividend?

c. What is Riverbends DRD assuming it owns 44 percent of Hobble Corporation? d. Assuming the facts in part (c), what is Riverbends marginal tax rate on the dividend?

e. What is Riverbends DRD assuming it owns 89 percent of Hobble Corporation (and is part of the same affiliated group)? f. Assuming the facts in part (e), what is Riverbends marginal tax rate on the dividend?