The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

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?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

There is a place where if I stand up straight, I will still be considered sideways.

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?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Why is it against the law for a man living in Delhi to be buried in Mumbai?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

What can go through glass without breaking it?