Susan and Station are a married couple who nie jou income tax return, where the tax rates are based on the tax table 3.5. Assume that the taxable income this year was $197,000. De rat round intermediate calculation a. What is their federal tax liability? Round your answer to the nearest dollar 5 b. What is their marginal tax rate? Round your answer to the nearest whole number What is the average taxe? Rund your answer to two decimal places Grade it Save. Continue