# Probability 2386

We throw a die seven times. What is the probability that:

a) the first, second, and third times fall six and not in all the others,

b) 5 does not fall four times in a row, and yes, in the last 3 hours?

a) the first, second, and third times fall six and not in all the others,

b) 5 does not fall four times in a row, and yes, in the last 3 hours?

### Correct answer:

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