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

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.

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

Find the next number in the series.
1 10 24 43 67 ?

What does this rebus means ?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

Count the number of triangles in the picture below:

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

Spot 5 differences in two Christmas tree below:

It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?