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This is the sixth of our challenge ciphers.
We recommend that you attempt them in order, as the solution of each challenge gives a small (and necessary!) hint for the next challenge.
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?
Label the joints and legs of these graph theory caterpillars so that the vertex sums are all equal.