Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

How many times can you subtract the number two from the number fifty?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

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

In the given picture, you can find two letters missing. When two particular letters are placed in the missing spots, you get an eight-letter word while reading in the anti-clockwise direction. Can you find out the missing letters and the missing word eventually?

What has one eye, but can’t see?

Using eight eights and addition only, can you make 1000?

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?