tammy made $20,000 in taxable income last year. suppose the income tax rate is 15% for the first $9000 plus…

tammy made $20,000 in taxable income last year. suppose the income tax rate is 15% for the first $9000 plus 18% for the amount over $9000. how much must tammy pay in income tax for last year?
Answer
Explanation:
Step1: Calculate tax for first $9000
$9000\times 0.15 = 1350$
Step2: Calculate amount over $9000
$20000 - 9000=11000$
Step3: Calculate tax for amount over $9000
$11000\times 0.18 = 1980$
Step4: Calculate total tax
$1350 + 1980=3330$
Answer:
$3330$