Mathematics, 19.03.2021 04:30 laciekersey4568

In a class of 22 students, 13 have a brother and 15 have a sister. There are 3 students who do not have any siblings. What is the probability that a student has a brother given that they do not have a sister?

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In a class of 22 students, 13 have a brother and 15 have a sister. There are 3 students who do not h...

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