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?

By adding four matchsticks, can you divide the square shown in the picture into two equal parts?

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

Can you make four (4) nines (9) equal 100?

If your uncle’s sister is not your aunt, what relation is she to you?

What time is it when an elephant sits on a fence?

I can write cow in 13 letters.

Can You?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

Count the number of lines in the image below ?