c) The formula for pressure in a fluid is:

c) The formula for pressure in a fluid is:

$$P = \rho g h$$

Here, $P$ represents the pressure (measured in Pascals, Pa), $\rho$ (rho) is the density of the fluid (in $\text{kg/m}^3$), $g$ is the acceleration due to gravity (in $\text{m/s}^2$), and $h$ is the depth of the fluid (in meters, m).