why number 8549176320 is one of a kind?

The more you take me, the more you leave me behind.
Who Am I?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

What is more useful when it is broken?

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

Bopanna was working on a murder case when he received a message about the location of the murder weapon.
The message was encrypted as below.

"deb mitciv eht edisni neddih si nopaew redrum ehT"

Tell me the location of the murder weapon.

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?