Problem 1-35 (LO 1-3) Chuck, a single taxpayer, earns $87,000 in taxable income and $31,000 in interest from an investment in City of Heflin bonds. (Use the U.S. tax rate schedule.) Required: a. If Chuck earns an additional $60,250 of taxable income, what is his marginal tax rate on this income? b. What is his marginal rate if, instead, he had $60,250 of additional deductions? (For all requirements, do not round Intermediate calculations. Round your answers to 2 decimal places.) Marginal tax rate Marginal tax rate 24.00% 35.00 % 999 BR here to search