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 are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

How do you go from 98 to 720 using just one letter?

What has lots of eyes, but can’t see?

What does the below image rebus riddle means ?

I have teeth but i don't bite. Who Am I ?

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

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

The Puzzle: Here is a famous prize problem that Sam Loyd issued in 1882, offering $1000 as a prize for the best answer showing how to arrange the seven figures and the eight 'dots' .4.5.6.7.8.9.0. which would add up to 82

What is the next number in the series?

15 29 56 108 208 ?