Pressure — practice question

An oil tank has a base area of $2.5\ \text{m}^2$ and is filled with oil to a depth of $1.2\ \text{m}$. The oil has a density of $800\ \text{kg m}^{-3}$. What force does the oil exert on the base of the tank?

• A940 N
• B2400 N
• C9400 N
• D24 000 N