It depends on the size of the cube, but you could use a ruler for almost any size, or if it is small enough, you could use a caliper to get a very precise measurement.
C. 32400 because 540 * 60 = 32400
<span>It does not matter where the system starts but it will reach to an equilibrium state when the equilibrium ratio is reached.
hope it helps </span>
The pressure of a liquid on the surface of its container or on the surface of any body in the liquid is equal to the weight of a column of the liquid whose height equals the depth of the liquid at that certain point.