That would be a standard 29 gallon aquarium
Sometimes the editors of Answers.com get it wrong. There are 231 cubic inches in a gallon. So a 72x24x24 aquarium will hold 41472 cubic inches, or 180 gallons. If you find an error in an answer, click on "improve answer" to correct the error.
You can put one maybe 2 one-inch fishes in your one gallon aquarium
Its all your choice, my friend. However, the bigger the aquarium, the better the ecosystem- so I'd go with the 40 gallon. I have a 40 gallon fishtank myself.
A standard rectangle foot print aquarium of 50 gallons is: 36" x 18" x 19" However, 50 gallon tanks are less common than the 55 gallon tank and is normally inaccurately referred to as a 50 gallon tank and it has a foot print of: 48" x 13" x 21"
The rule of thumb for stocking levels in a freshwater aquarium is 1 inch of fish per gallon of aquarium. For instance, five 1" guppies in a 5 gallon tank, or ten 3 inch cichlids in a 30 gallon aquarium.
250 x 250
a standard one gallon paint can's dimensions (6 ½" diameter x 7 ¾" h )
Roughly 8.5 lbs per gallon. You do the Math.
0.06 gallon
0.06 gallon
About 240 US gallons