QUESTION 6 Oscar, a single taxpayer, earns $160,000 in taxable inoome and $15,000 in interest from an investment in city of Fort taxable income, what is his marginal tax rate on this income? (Use 2018 tax rate schedule found in your textbook) 10 poi Pierce Bonds. Using the U.S. tax rate schedule for year 2018, how much federal tax will he owe? What is his average tax rate? What is his effectiv e tax rate? What is his current marginal tax rate? If Oscar earned an additional $40,000 of T T | Paragraph : Arial 3(1 : xMashups HTML CSS Path: p Words 0