$1.$ Employment and Bonus: Jane earns a salary of $$50,000$ and receives a year$-$end bonus of $$3,000.$ Is the bonus part of Jane's Gross Income? Calculate Jane's Adjusted Gross Income.

$2.$ Rental Income: Mike owns a rental property and receives $$12,000$ in rental income annually. Is rental income considered part of Gross Income? Determine Mike's Adjusted Gross Income.

$3.$ Educational Expenses: Lisa is a teacher and spent $$500$ on classroom supplies during the year.Are these educational expenses "above the line" deductions? Calculate Lisa's Adjusted Gross Income.