You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

Identify the 10 differences between the two given pictures.

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

What is black when you buy it, red when you use it, and gray when you throw it away?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

What has to be broken before you can use it?

The King of a distant land had heard that Birbal was one of the wisest men in the East and so desired to meet Birbal. He sent Birbal an invitation to visit his country.

In due course, Birbal arrived in the distant kingdom. When he entered the palace he was flabbergasted to find not one but six kings seated there. All looked alike. All were dressed in kingly robes. Who was the real king?

The very next moment he got his answer. Confidently, he approached the king and bowed to him.

How did Birbal know who was the real king?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?