Balqis`s Aquarium

Aquarium tank complete with pump, gravel & plant - $40.00
2 Red Hi Fin Sucker - $4.00
2 Koi A - $5.00
4 Pangasius - $6.00
2 Sepat - Free! ehe..Uncle Awang gave it to me :)
The question is, what is the volume of the aquarium?