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?

You are given four tennis balls and asked to arrange those balls in a manner that the distance between each one of them is exactly equal. How will you do it?

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

Can you identify if it's a murder or a suicide ?

How many triangles are there on the puzzle below?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?