Test your intelligence: Can you find out which box is first filled? (Photo)

The liquid will grow up to the top of the exit, and this fluid flow is independent of the shape and size of the object (capital effect negligation). After reaching the altitude of the exit, it will start to flow in another container. If we consider there is a hole between the second vessel and [...]
If we take into account there's a hole between the second and the 5th vessels. Then the third vessel will first fill up to 80.
But we cannot view 80 percent as full load.

The logic behind this test is this:













