Check my work Required information [The following information applies to the questions displayed below.] Whitney received $74,200 of taxable income in 2018. All of the income was salary from her employer. What is her income tax liability in each of the following alternative situations? use ax Rate Schedule for reference. (Do not round intermediate calculations. Round your answer to 2 decimal places.) b. She files a joint tax return with her spouse. Together their taxable income is $74,200. Income tax liabiity