Replace the question mark with the correct number in the below-given picture?

Spot the cat in the picture below

Find the Goldfish below the given Image.

Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

I am quite hot but become too cold if you remove the first two letters. What am I?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

What country can make you shiver?

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?