Every so often, an Internet puzzle comes along and captures the curiosity of the world. This fish riddle is one of the latest out there, and it's perplexing virtually everyone who sees it. The question seems simple enough, so, why can't people get their heads around it? Take a look and see if you're one of the few who get it! Remember to let us know how you did in the comments and don't forget to share the riddle with your family and friends!
Right, there are 10 fish in a tank.
Some of them are having problems, so, how many are left?
It's time to have a good think…
So, that's the answer! Did you get it?