Question: A pair of dice is rolled until a 7 or an 11 appears, and the number of rolls preceding the final roll is observed. The

A pair of dice is rolled until a 7 or an 11 appears, and the number of rolls preceding the final roll is observed. The probability of rolling 7 or 11 is 2/9.

What is the probability that at least three consecutive rolls precede the final roll?

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