There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

How can you tell a raw egg from a hard-boiled egg?

In an office's desk, you find a unique method that shows the current day of the month. Two numbered cubes are used to depict the current date.

Can you find out the numbers on both the cubes so that each date can be mentioned using them?

Please note that you have to use both the cubes to display any date. Thus the 1st day must be represented by 01 and so on.

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

What has many keys but can’t open a single lock?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

If eleven plus two equals one, what does nine plus five equal?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?