A player has probability 0.4 of winning a single game. What is his
probability of winning a 'best of 15 games' tournament?
It is believed that weaker snooker players have a better chance of
winning matches over eleven frames (i.e. first to win 6 frames)
than they do over fifteen frames. Is this true?
Try to move the knight to visit each square once and return to the starting point on this unusual chessboard.
This challenge cipher forms part of a very difficult sequence of ciphers suitable for keen groups or individuals, maths clubs and very optional homework challenges. Don't try this in the classroom!