Mathematics, 22.07.2019 18:30 nikkera03
Students in a middle school must choose to take either band or chorus. in a given academic year, 60% of the pupils choose band and the rest choose chorus. 30% of the students who are taking band are girls, and 70% who are taking chorus are girls. if a student is randomly selected from this academic year, what is the probability that it is a boy?
Answers: 1
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Students in a middle school must choose to take either band or chorus. in a given academic year, 60%...
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