Density with Volume and Area

A cone made from iron has radius 16 cm and height 23 cm. If the density of iron is 7.8g/cm³, what will the cone weigh in kg? Give your answer to the nearest kg.

• 12

• 25

• 38

• 48

A rectangular table with dimensions 4 feet by 3 feet is covered in 594,432 bacterial cells. What is the density of the bacteria per square inch?

• 344

• 4,128

• 42,459

• 49,536

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

• 3 g/cm³

• 1/3 g/cm³

• 27 g/cm³

• 39 g/cm³

A piece of copper has a mass of 89g and a volume of 10 cm3.  What would be the density of the copper?

• 0.89 g/cm3

• 89 g/cm3

• 8.9 g/cm3

• 890 g/cm3

What is the the degree of compactness of a substance? (The degree of consistency measured by the quantity of mass per unit volume.)

• Typography

• Density

• Geology

• Volume

The Clarkston High School gymnasium has a maximum population density of 1.45 people/square meter. If the area of the gymnasium is 400 square meters, how many people can fit into the gym?

• 580 people

• 276 people

• 1,020 people

• 674 people

Tags

population density

Calculate the density in the following question: A flower pot has a mass of 95 g and a volume of 92 mL.

• 1.03 g/mL

• 0.97 g/mL

• 1.01 g/mL

• 0.99 g/mL

An object has a volume of 6 cm³ and a mass of 42 g. What's it's density?

• 7 g/cm³

• 48 g/cm³

• 42 g/cm³

• 6 g/cm³

A body with a mass of 50g has a volume of 2cm³. What is its density?

• 52

• 25 g

• 25 g/cm³

• 48 g/cm³

A body with a mass of 400 g has a volume of 8 cm³ . What is its density?

• 5 g/cm³

• 392 cm³

• 400

• 50 g/cm³