For all the following cases, assume that taxable income does not include any dividend income or capital gain. Required: a. Compute AMT (if any) if Mr. and Mrs. Baker's taxable income on their joint return was $217,000, and their AMTI before exemption was $218,300. b. Compute AMT (if any) if Mr. Costa's taxable income on his single return was $191,070, and his AMTI before exemption was $213,300. c. Compute AMT (if any) if Ms. White's taxable income on her single return was $674,475, and her AMTI before exemption was $798,400. Assume the taxable year is 2020. Use Individual Tax Rate Schedules. Complete this question by entering your answers in the tabs below. Required A Required B Required c Compute AMT (if any) if Ms. White's taxable income on her single return was $674,475, and her AMTI before exemption was $798,400. (Round your intermediate calculations and final answer the nearest whole dollar amount.) AMT