what's the probability of getting a king or a queen from a pack of 52 cards?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

If eleven plus two equals one, what does nine plus five equal?

Which digit occurred maximum times between the number 1 and 1000?

John was gifted a new Hayabusa. He drove x miles at 55mph. Then he drove x+20 miles at 40mps. He drove his bike for 100 minutes. How much distance did he travel?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

Imagine you are in a room with no windows or doors. How will you get out?

What word does this rebus represent?

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