"Ann in Houston" wrote:
I certainly wouldn't have bothered to figure out the neck and all. The real
question was whether or not 12 cubic inches could hold 7.5 gallons. I
appreciate you doing it the way you did.

nitpick on
It's 1728 cubic inches (12*12*12 - a cube 12 inches in all three dimensions),
not 12 cubic inches.
nitpick off

Now, anyone want to talk about koi or something? ;-)