1. Scot and Vidia, married taxpayers, earn $92,000 in taxable income and $5,000 in interest from an investment in City of Tampa bonds. (Use the U.S. tax rate schedule). (Do not round intermediate calculations. Round your answer to 2 decimal places.) a. If Scot and Vidia earn an additional $60,500 of taxable income, what is their marginal tax rate on this income? b. How would your answer differ if they, instead, had $60,500 of additional deductions? 2. Melinda invests $200,000 in a City of Heflin bond that pays 6 percent interest. Alternatively, Melinda could have invested the $200,000 in a bond recently issued by Surething Inc., that pays 8 percent interest with similar risk and other nontax characteristics to the City of Heflin bond. Assume Melinda