It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

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

You have a thousand Re. 1 coins with you. You have ten bags with you and you can put any number of coins in each of the bags. The condition is that if someone asks you for any amount between 1 and 1000, you must be able to give that amount by just giving the bag (you are not allowed to open the bag and give coins).

How will you do it?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

Can you name some countries which do not have the alphabet 'A' in them?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

I am lying and I always lie. Tell me whether I am lying or telling the truth.