A study reports that in 2010 the population of the United States was 308,745,538 people and the land area

was 3,531,905 square miles.

Based on the study, what was the population density, in people per square mile, of the United States in 2010?

Round your answer to the nearest tenth.

was 3,531,905 square miles.

Based on the study, what was the population density, in people per square mile, of the United States in 2010?

Round your answer to the nearest tenth.

**number of people**

-------------------------------- = population density{people per square mile}

-------------------------------- = population density

**number of square miles**

308,745,538 people

= --------------------------------- {substituted amounts into population density formula}

3,531,905 square miles

=

**87.4 people per square mile**{divided and rounded to the nearest tenth}

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