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

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

On 26-01-2022, Juli was murdered at her house in a city in India in the afternoon. There were three suspects in the murder and the following are the statements that were given by them:

John: I visited my village that day.
Jacob: I was out to deposit my house tax in the municipality office at that time.
Jonny: I was at a friend's place having lunch at that time.

Can you find out who is the murderer?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

What brings you down but never up?

You bought me for dinner but never eat me. What am I?

What always comes into a house through the keyhole?