Can you identify the hidden rebus in the image below?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Which part of London exists in France as well ?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

What is at the end of a rainbow?

If an electric train is travelling south, then which way is the smoke going?

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

Out of four images which one is the odd one out?