John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

I’m tall when I’m young, and I’m short when I’m old. What am I?

How can one talk without saying a single word?

What is the riddle which can be asked all day with a different correct answer each time.

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

Which is the rope you never skip with?

Why did Buffon take the goal with him after every Juventus match?