Eight of us go fourth, not back, to protect our king from an attack. What are we?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

why number 8549176320 is one of a kind?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

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?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?