5 gallons of space is the same as 0.6684 cubic foot of space. (rounded) We have no way of knowing what's in that space, or how much.
There are 935.8 cubic feet in a 7,000-gallon tank.
3.34 cubic feet.
882.9 cubic feet.
About 0.668 cubic feet.
2,500 US gallons is 334 (334.2014) cubic feet.
1 000 gallons equals 133,6806 cubic feet.
That would be approximately 6 cubic feet.
(Length of the tank, in feet) x (Width of the tank, in feet) x (Height of the tank, in feet).
1 cubic feet equals 7.48 gals. So 60 gallons equals 8.021390374 cubic feet. 1 cubic feet equal 1728 cubic inches. The answer would be 13,860.96256 cubic inches in a 60 gallon tank.
1.5 feet X 1.5 feet X 4 feet = 9 cubic feet