Assume that in year 1 your average tax rate is 20 percent on a taxable income of $20,000. If the marginal tax rate on the next $10,000 of taxable income is 30 percent, what will be the average tax rate if your taxable income rises to $30,000?

A) 7 percent.
B) 30 percent.
C) about 23 percent.
D) about 16 percent.

Marginal Tax Rate

The tax rate that applies to the last dollar of the taxpayer's income, indicating the percentage of tax paid on any additional income earned.

Taxable Income

The portion of an individual or entity's income used as the basis to calculate how much the individual or entity owes in taxes.

Average Tax Rate

The proportion of total taxable income that individuals or corporations pay in taxes, calculated by dividing the total tax amount by the total income.