Puzzle #163 Solution: The Robber Spoiler Inside: Solution to Puzzle SelectShow> The probability of a seven being rolled is 1/6 so the probability of a seven not being rolled is 5/6. In the three-player case, this has to happen three times, so the probability is (5/6)3. One minus this gives the probability of at least one seven being rolled. The answer for three players is 42.1%. Similar reasoning applies for four players. The answer is for four players is 51.8%.