Mathematics, 02.05.2021 22:20 Zykuko

In a class of 25 students, 16 have a brother and 10 have a sister. There are 6 students who have a brother and a sister. What is the probability that a student chosen randomly from the class has a sister?

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In a class of 25 students, 16 have a brother and 10 have a sister. There are 6 students who have a b...

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