When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

How can you leave a room with two legs and return with six legs?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

What is always in front of you but can’t be seen?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

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

What will you call your mother's brother's brother-in-law?