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

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?

Find the last number in the series below:

voN luJ yaM raM ---

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

You need to move three matchsticks to form three squares. Can you do it?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

I have an eye but still cannot see.

Who am I?

Solve this riddle by finding the odd one out from the rest.

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside. The man said, "Oh! I am really sorry, I thought this was my room." He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man. What made her suspicious of that man? He might have been genuinely mistaken.