What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

Outside a tattoo artist's shop, there was a signboard which read 'I make tattoos on only them who do not tattoo themselves'.

Reading it what do you think, does the tattoo artist tattoo himself?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Can you place three balls such that the equation shown in the picture holds true?