Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

Replace the question mark with the correct number in the below-given picture?

If a wheel has 54 spokes, how many spaces are there between the spokes?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?