What Adam and Eve do not have but the rest of the people have?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

I cannot talk, but I always reply when spoken to. What am I?

What can go up a chimney down, but can’t go down a chimney up?

What happened when the wheel was invented?

I don't get anymore wetter, no matter how much rain falls on me.

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?