Mathematics

Mathematics, 28.01.2020 23:03, vonteee2

Ascience class has 5 girls and 7 boys in the seventh grade and 5 girls and 5 boys in the eighth grade. the teacher randomly selects a seventh grader and an eighth grader from the class for a compettion. what is the probability that the students she selects are both boys?

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Ascience class has 5 girls and 7 boys in the seventh grade and 5 girls and 5 boys in the eighth grad...

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