Determine the tax liability for tax year 2021 in each of the following instances. In each case, assume the taxpayer can take only the standard deduction.

Use the appropriate Tax Tables and Tax Rate Schedules.

1. A single taxpayer, not head of household, with AGI of $23,593 and one dependent.
2. A single taxpayer, not head of household, with AGI of $171,285 and no dependents.

Note: Round your intermediate computations to 2 decimal places and final answer to the nearest dollar amount.

1. A married couple filing jointly with AGI of $40,045 and two dependents.
2. A married couple filing jointly with AGI of $162,388 and three dependents.

Note: Round your intermediate computations to 2 decimal places and final answer to the nearest dollar amount.

1. A married couple filing jointly with AGI of $302,866 and one dependent.

Note: Round your intermediate computations to 2 decimal places and final answer to the nearest dollar amount.

1. A taxpayer filing married filing separately with AGI of $69,096 and one dependent.
2. A qualifying widow, age 66, with AGI of $49,340 and one dependent.
3. A head of household with AGI of $14,583 and two dependents.
4. A head of household with AGI of $59,326 and one dependent.