I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

John was piloting a plane behind a car but was never able to overtake it. Why?

What does it mean?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

What goes up but never comes down?

What word is pronounced the same if you take away four of its five letters?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?