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

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

What has a bottom at the top?

Out of three Friends John, Jacob and Jonny one of them is a king, one is a bureaucrat, and one is a Spy.

The king always tells the truth, the bureaucrat always lies, and the Spy can either lie or tell the truth.

John says: Jonny is a bureaucrat
Jacob says: John is a king
Jonny says: I am a Spy

Tell me, Who is the king, who is the bureaucrat, and who is the Spy?

A woman named Maria was at the funeral of her mother. She met a nice young man that she had never seen before and after the service, they spent a bit of time together. Then she got busy and didn’t get his name or phone number before he left. She tried to find him, but no one knew who he was or how to contact him. A few weeks later, Maria’s older sister dies and the police suspect murder. Who killed the sister?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Can you find the 09 errors in the picture below?