Out of four images which one is the odd one out?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

I was born in a small house and I live in it all alone. No windows and no doors have been assigned to my house. The only way I can go out is by breaking through the walls of my house.

Who am I?

As we know that white starts the game of chess. Can you find the scenario shown in the picture below is possible when all the white pieces are at the original place while the black pawn is not as in the below picture?

What has one eye, but can’t see?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?