Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

What goes through cities and fields, but never moves?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

How can you make number one disappear by adding something to it?