Compute the additional Medicare tax for the following taxpayers. If required, round your answers to the nearest dollar. a. Mario, who is single, eams wages of $474,800 in 2019. His additional Medicare tax is 2,473 b. George and Shirley are married and file a joint return in 2019. During the year, George earns wages of $155,500, and Shirtey ears wages of $233,250. Their additional Medicare tax is s 1,249 C. Simon has net investment income of $44,280 and MAGf of $221,400 and files as a single taxpayer. Simon's additional Medicare tax is $ 0 X Feedback Check My Work The Affordable Care Act of 2010 and the Health Care Reconciliation Act of 2010 include two provisions that result in Increased Medic taxes for high-income individuals