There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

During which month do people sleep the least?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Count the number of triangles in the below picture?

Remove two matchsticks to make the below equation correct.

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable