$1.$ You were single and had an adjusted gross income of $$37,000$ in $2019.$ You calculated that your taxable income was $$24,000$ and that you owed $$2,686$ in federal income taxes. What is the average tax rate that you paid on your adjusted gross income and what was your marginal tax rate? $2.$ Rashid adjusted gross income of $$40,000.$ He incurred the following expenses during the year: medical expenses, $$1,200$; property taxes, $$1,900$; mortgage interest, $$8,400$; and state income taxes, $$1,600.$ If the standard deduction for a single filer is $$12,200,$ should he itemize deductions? Why or why not? $(6$ points$)3.$ You are in the $24$ percent marginal tax bracket and itemize deductions. What impact will an additional $$1,000$ of itemized deductions have on your federal income taxes owed?