cfitzmoran cfitzmoran

06-02-2024
Mathematics

Answered

A woman has three sons (Adam, Barry, and Cosmo) and eight grandchildren. Adam has two sons, Barry has two sons and one daughter, and Cosmo has two daughters and one son. While talking to you over the telephone, the woman states that one of her sons has left his children in her care for the day. In a few minutes, you hear a boy's voice in the background. What is the probability that the children at her house are Adam's?

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