Riverbend Inc. received a $372,500 dividend from stock it held in Hobble Corporation. Riverbend's taxable income is $2,820,000 before deducting the dividends received deduction (DRD), a $47,500 NOL carryover, and a $146,000 charitable contribution. Use Exhibit 16-6. (Round your tax rates to 1 decimal place. Leave no answer blank. Enter zero if applicable.)

a. What is Riverbends deductible DRD assuming it owns 10 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 31 percent of Hobble Corporation?

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

Dividends Received Deduction Percentage EXHIBIT 16-6 Stock Ownership and Dividends Received Deduction Percentage Receiving Corporation's Stock Ownership in Distributing Corporation's Stock Less than 20 percent At least 20 percent but less than 80 percent 80 percent or more 50% 65 100 * To qualify for the 100 percent dividends received, the receiving and distributing corporations must be in the same affiliated group as described in $1504. The 80 percent ownership requirement is the minimum ownership level required for inclusion in the same affiliated group