Density — practice question

The volume of a liquid is $0.040\ \text{m}^3$ and its mass is $30\,000\ \text{g}$. What is the density of the liquid?

• A$0.075\ \text{kg m}^{-3}$
• B$7.5\ \text{kg m}^{-3}$
• C$750\ \text{kg m}^{-3}$
• D$7500\ \text{kg m}^{-3}$