In a class of 30 students, 12 have a brother and 25 have a sister. There are 2 students who do not have any siblings. What is the probability that a student who has a brother also has a sister?

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Rieko asked Mar 11, 2022

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In a class of 30 students, 12 have a brother and 25 have a sister. There are 2 students who do not have any siblings. What is the probability that a student who has a brother also has a sister?

Mathematics
college

Rieko asked Mar 11, 2022

by Rieko

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12 I think , actually I am not sure about this , if it is wrong count on me

Chris Roy answered Mar 17, 2022

by Chris Roy

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