what does this below rebus represent identXQQQQQME

How can you leave a room with two legs and return with six legs?

Who has married many women but was never married?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?

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

Before Mount Everest was discovered, what was the highest mountain in the world?

What is red and smells like blue paint?

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.

What does the below mathematical rebus mean?

You can see it everyday, But cannot touch it at will. What is it?