You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

Why is the longest human nose just 11 inches?

What does does this rebus picture means ?

Spot the cat in the picture below

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Find the next number in the series.
1 10 24 43 67 ?

John was so frustrated to be the suspect of being a sleeper terrorist that he shoot himself right between the eyes with a revolver in his toilet. The revolver and the bullets were accurate. Minutes later John walks out of the toilet unharmed.
How can this be possible?

How many sides does a circle have?