What always comes into a house through the keyhole?

Kohli and Dhoni decided to have a paintball match.
Kohli told Dhoni, "Sir it is not right as you got thrice the paintballs I have".

Dhoni instantly gives Kohli 10 hit paintballs.
Kohli replied, "Sir, I believe you still have twice the paintballs than I have".

Dhoni gives "?" more paintballs to Kohli.
Kohli replied, "Sir it is even now, Let us have a match".

What is "?".

What demands an answer, but asks no questions

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

Why did the Girl throw the butter out of the window?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Can you count the number of children in the picture below

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

Through your logical capabilities, can you make 7 an even?

Two men are in a desert. They both have packs on. One of the guys is dead. The guy alive has his pack open, and the guy who is dead has his pack closed. What is in the pack?