$!$

Required information

$[$The following information applies to the questions displayed below.$]$

Whitney received $$75,000$ of taxable income in $2023.$ All of the income was salary from her employer. What is her income tax liability in each of the following alternative situations? Use Tax Rate Schedule for reference.

Note: Do not round intermediate calculations.

b$.$ She files a joint tax return with her spouse. Together their taxable income is $$75,000.$

Income tax liability