What breaks yet never falls, and what falls yet never breaks?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

The captain of a ship is telling you an interesting story and then poses a question. He says, “I have travelled the oceans far and wide. One time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. Can you tell me how that was possible?”

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?