Originally Posted by iamgine
A riddle for those who cannot sleep...
Ann is thinking of a number between ten and a thousand.
Bob is trying to guess the number
Bob: "Is it less than five hundred?"
Ann answered, but she lied.
Bob: "Is it a square number?"
Ann lied again
Bob: "Is it a cube number?"
Ann answer truthfully this time
Bob: "All right I got two answers, the number you are thinking of must be one of them"
What is the number Ann was thinking of?
