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Rain or Shine

Predict future weather using the probability that tomorrow is wet given today is wet and the probability that tomorrow is wet given that today is dry.

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Squash

If the score is 8-8 do I have more chance of winning if the winner is the first to reach 9 points or the first to reach 10 points?

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Snooker Frames

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?

Snooker

Stage: 5 Challenge Level: Challenge Level:1

You have to find the probability of the player winning 8 frames outright, or of winning 7 frames in the first 8 not winning the 8th and then winning the 9th or winning 7 of the first 8, losing the next two frames then winning the tenth or ... and so on.