Miquel and Anna Green would be responsible for paying $15,000 in federal income tax on their $60,000 income.
To calculate the federal income tax amount for Miquel and Anna Green, we need to determine their taxable income. Their combined income is $84,000 and they are using the standard deduction of $24,000. Therefore, their taxable income is $84,000 - $24,000 = $60,000.
Next, we need to find the tax rate that applies to their taxable income. Looking at the tax table, we can see that their taxable income falls into the range of $32,550 to $78,850, which corresponds to a marginal tax rate of 25%.
To calculate the federal income tax, we multiply their taxable income by the marginal tax rate. For $60,000 income, the tax amount would be $60,000 x 0.25 = $15,000.