Duela Dent is single and had $190,400 in taxable income. Use the rates from Table 23. a. What is the average tax rate? (Do not round Intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. What is the marginal tax rate? (Enter your answer as a percent rounded to the nearest whole number, e.g., 32.) a. Average tax rate b. Marginal tax rate % 0- 9,525 9,525- 38.700 38.700- 82.500 82.500- 157,500 157.500- 200,000 200.000- 500,000 500,000+ Personal tax rates for 2018 (unmarried Individuals) 10% 12 22 24 32 35 37