Boyd Salzer, an unmarried individual, has $227,300 AGI consisting of the following items: Salary Interest income Dividend income Rental income from real property Required: $201,000 4,400 8,650 13,250 a. Compute Mr. Salzer's Medicare contribution tax. b. Compute the Medicare contribution tax if Boyd Salzer files a joint income tax return with his wife, Harriet. Complete this question by entering your answers in the tabs below. Required A Required B Compute Mr. Salzer's Medicare contribution tax. Note: Round your answer to the nearest whole dollar amount