A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

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?

What do you see in the image below

Can you find out who is the kidnapper in below Picture and why, Explain ?

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

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?