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.

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Who has married many women but was never married?

What number when divided in half becomes zero?

What do you think with the below Picture ?

What is the word or phrase?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

What four weights can be used to balance from 1 to 30 pounds?

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

How could a baby fall out of a twenty-story building onto the ground and live?