LO$\mathrm{.}6$ 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$)$:

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

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