Problem $1-44($LO $1-2,1-4)$

Determine the tax liability, marginal tax rate, and average tax rate in each of the following cases.

Use the tax tables to determine tax liability.

Required:

a$.$ Married taxpayers, taxable income of $$98,013.$

b$.$ Married taxpayers, taxable income of $$67,379.$

Note: For all requirements, round "Average tax rate" to $2$ decimal places.

$\backslash$table$[[,$Tax liability,Marginal tax rate,Average tax rate$],[$a$.,,,\%,,],[$b$.,,,\%,$vdots,$]]$