Final answer:
The practical interpretation of V-1(10) is option D: The height of the water in the tank, in inches, when the volume is 10 cubic inches.
Step-by-step explanation:
The given function V(x) represents the volume of water in a tank when the height of the water is x inches. The question asks for the practical interpretation of V^-1(10).
V^-1(10) represents the height of water in the tank, in inches, when the volume of water is 10 cubic inches.
Therefore, the correct option is D) The height of the water in the tank, in inches, when the volume is 10 cubic inches.