As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

What makes this number unique: 8,549,176,320?

Who has married many women but was never married?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?