Riddle week!

NoLongerOnlinePlsGoToLemon_pretzel

Riddle week!


12 4
ten are left because if they are in a tank they can't swim away and fish can't drown. so what here dead they are still in the tank therefore there are ten fish left
10 exactly same answer as above
10
10
10 how can a fish drown?
10
7
7
10
10
7
7
10 because their still in a tank
just dead