Density Population Density

As of 2015, the most densely populated state in the US was New Jersey. The 2015 population was 8,957,907 people and the land area was 7,354 square miles. What is the the population density to the nearest tenth?

• 1218.1 people per square mile

• 2,456 people per square mile

• 7035 people per square mile

• 1387 people per square mile

A city has a population of 8792 people. The area of the city is approximately 6.5 square miles. Approximately, how many people per square mile live in the city?

• 57148

• 208

• 1353

• 135

On Black Friday (the day after Thanksgiving) the population density at many stores and shopping malls was...

• low

• high

In which state is air pollution more likely to be a bigger problem? Vermont or Rhode Island?

• Vermont. It has much greater population density, which contributes to more air pollution from cars, factories and homes.

• Rhode Island. It has much greater population density, which contributes to more air pollution from cars, factories and homes.

The area of a city is 77,340 km2 with a population density of 54.7 persons/km2 . The population of this city is_______

• 1,413.89

• 0.0007

• 4,230,498

• 0.07

There are 4,564 horses in Royale Stables. The stables have an area of 789 sq. km. What is the population density of horses in Royale Stables?

• 5.78 horses/sq km

• 0.007 horses/sq km

• 0.17 horses/sq km

• 578 horses/sq km

City A has 9,356,400 people living in it. It's population density is 6,332 people/sq km. What is its area (sq km)?

• 1,477.64 sq km

• 147.76 sq km

• 0.00067 sq km

• 67 sq km

Jack has a rock. The rock has a mass of 14g and a volume of 2cm³. What is the density of the rock?

• 9 mL

• 7 g/cm³

• 28 g/cm³

• 1/7 g/cm³