Hugh has the choice between investing in a City of Heflin bond at 5.25 percent or investing in a Surething Inc. bond at 775 percent. Assuming that both bonds have the same nontax characteristics and that Hugh has a 40 percent marginal tax rate, what interest rate does Surething Inc. need to offer to make Hugh indifferent between investing in the two bonds? (Round your answer to 2 decimal places.) Interest rate Chuck, a single taxpayer, earns $75,000 in taxable income and $30,700 in interest from an investment in City of Heflin bonds. (Use the U.Stax rate schedule.) Required: a. How much federal tax will he owe? b. What is his average tax rate? c. What is his effective tax rate? d. What is his current marginal tax rate? Answer is not complete. Complete this question by entering your answers in the tabs below. Req A Reg B Reg Reg D What is his current marginal tax rate? Mardinal