In 2010, the poorest 20% of american families earned of the country’s total income for the year.

The correct answer that would best complete the given statement above would be 3.3 percent (3.3%). In 2010, the poorest 20% of american families earned 3.3% of the country's total income for the year. Other options in this question include 25%, 50.2%, 65.5% and 85%. Hope this is the answer that you are looking for.