LO$.6$ Compute the $2024$ tax liability and the marginal and average tax rates for the

following taxpayers $($use the $2024$ Tax Rate Schedules in Appendix A for this purpose$)$:

a$.$ Chandler, who files as a single taxpayer, has taxable income of $$108,700.$

b$.$ Lazare, who files as a head of household, has taxable income of $$65,100.$