Goldfish can live in temperatures of 10 to 30 degrees Celsius. Room temperature is also good for goldfish to live in.
Your goldfish will not live "longer" no matter how many or how few you have.
For househeld goldfish, they generally live 6-8 years
No, goldfish are freshwater fish.
yes
China
depends, can a ten gallon tank live in a goldfish
No, goldfish are best with goldfish. In addition, tilapia have different needs and are quite likely to be aggressive towards the goldfish.
A goldfish is a freshwater fish, and as such does not live in the sea.
Goldfish are egg layers
no the goldfish would it the tadpole
no