I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Why did Buffon take the goal with him after every Juventus match?

What demands an answer, but asks no questions

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

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?

Why do Chinese men eat more rice than Japanese men do ?

Steffi's daughter Jazelle needs to be picked up from school every day.
Steffi asks one of her colleagues to pick up Jazelle from the school. Steffi devised a password system to confirm that Jazelle goes with the correct colleague only.

The password on Monday was SJM16.
The password on Wednesday was TAW39.

What will the password be for Friday?

When is the top of a mountain similar to a savings account?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?