SOLUTION: If you have 5 children what is the probability that the 3 eldest are boys?

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Question 169102: If you have 5 children what is the probability that the 3 eldest are boys?
Answer by 303795(562) About Me  (Show Source):
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There are 8 possibilities for the eldest three children with them listed in order from oldest to youngest.
BBB
BBG
BGB
BGG
GBB
GBG
GGB
GGG
Only one of the eight possibilities has three boys so the probability of three boys is 1 / 8