QUESTION 2 Martin, a single taxpayer, earns $96,000 per year in taxable income. What is Martin's current marginal tax rate (if he earns one more dollar) for year 2020? QUESTION 3 Tess, a single taxpayer earns $96,000 in taxable income and 59.000 in interest from an investment in municipal bonds (tax exempt) from the city of El Paso Using the US tax rate schedule for year 2020, what is her effective tax rate (rounded 2 decimal places xx.xx)? QUESTION 4 Martin a single taxpayer earns 596,000 per year in taxable income and an additional $12.000 per year in city of Las Cruces bonds (tax exempt), if Martin earns an additional 590 000 in taxable income in year 2020, what is his marginal tax rate (rounded 2 decimal places xx xx) on this additional income