please show work !! the secound piture it just the marginal tax rat

Given the following tax structure, what minimum tax would need to be assessed on Shamelka to make the tax progressive with respect to average tax rates? Muni-Bond Total Taxpayer Salary Interest Tax Mihwah $11,500 $ 7,000 $ 483 Shameika $54,500 $ 26,000 ??? Minimum tax Scot and Vidia, married taxpayers, earn $280,000 in taxable income and $11,000 in interest from an investment in City of Tampa bonds. Using the U.S. tax rate schedule for married filing jointly, how much federal tax will they owe? What is their average tax rate? What is their effective tax rate? What is their current marginal tax rate? (Do not round intermediate calculations. Round "Average tax rate" & "Effective tax rate" to 2 decimal places) $ Federal tax Average tax rate Effective tax rate Marginal tax rate 55,549 19.84% 19.09%