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Mathematics, 26.03.2021 16:40 sehaamxoxo34
In a class of 30 students, 6 have a brother and 12 have a sister. There are 14 students who do not have any siblings. What is the probability that a student chosen randomly from the class has a brother and a sister?
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In a class of 30 students, 6 have a brother and 12 have a sister. There are 14 students who do not h...
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