Mathematics, 29.03.2021 14:40, fatimalandau54

In a class of 25 students, 14 have a brother and 17 have a sister. There are 5 students who do not have any siblings. What is the probability
that a student who has a brother also has a sister?

Answers: 3

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In a class of 25 students, 14 have a brother and 17 have a sister. There are 5 students who do not...