How many fish tanks do you have??

[Zippy]

if someone has 4 tanks, should they chose 1-4 0r 4-8?
similarly, if someone has 8, should they chose 4-12

I am so sorry
I ment to do it 1-4,5-8,9-12,13plus

[Husky15]

There's two in the house, but I only own one. My sister owns the other. Mine is a little 5.5 gallon with a crayfish in it. My sister's is a 30-some gallon with three big goldfish and a sucker.