what does the below rebus means?

Find the missing letter in the last circle logically in the given below picture.

What is the difference between a jeweller and a jailer?

Which Travels Faster? Solve below famous picture riddle:

what's the probability of getting a king or a queen from a pack of 52 cards?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Spot the cat in the picture below

Can you Find and name the hidden bird in the picture below ?

John and his team plan to rob a safe. They got just one chance to break the code else the local police will be informed. Below are clues:
A) Exactly one number is perfectly placed: 9 8 1
B) Everything is incorrect: 9 2 4
C) Two numbers are part of the code of the safe but are wrongly placed: 0 9 3
D) One number is part of the code of the safe but is wrongly placed: 1 4 7
E) One number is part of the code of the safe but is wrongly placed: 7 8 3

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.