Boyd Salzer, an unmarried individual, has $243,650 AGI consisting of the following items: Salary $ 215,000 Interest income 4,300 Dividend income 8,600 Rental income from real property 15,750 Required: 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 Harrie Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. Required A Required B Compute the Medicare contribution tax if Boyd Salzer files a joint income tax return with his wife Harriet. Medicare contribution tax $ 0