# FAQ: Which Water Tank Fills Up First?

## Which tank will fill up first answer?

But before J fills up to the top, the pipe feeding L will drain water out of it, which will make sure J doesn’t fill up to the brim. From there on, the answer is simple. H is blocked and the bucket F will fill up first.

## Which tank will overflow first?

Tank 3 will be the the first to mostly fill. Tank 4 won’t start to fill until tank 3 is full to the level of pipe that enters 4. Nonetheless, tanks 3 and 4 will overflow simultaneously because their top edges are aligned, and are lower than either of the other two tanks.

## Which tank will fill first 4 tanks?

Tank 2 won’t fill up until water in Tank 3 reaches the level of connection between Tank 2 and Tank 3. Above the level of the connection, Tank 4 will start to fill up till water level reaches the level of connection. Answer is 3rd one.

## Which tank will fill up first 11 tanks answer?

Which tank will fill up first? The tank F will fill up first.

## Which class is filled first?

If you clearly observe the picture, the bottle itself is not opened. Hence, no glass is filled in this case. This riddle is more on observing details, rather than thinking logically. “Therefore the answer for this question is, NONE of the glass will fill.”