Mathematics, 08.06.2020 16:57, dre2544

A science class has 3 girls and 7 boys in the seventh grade and 5 girls and 5 boys in eighth grade the teacher randomly selected a seventh grader and an eighth grader from the class for a competition what is the probability that the students she selected are both boys?

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A science class has 3 girls and 7 boys in the seventh grade and 5 girls and 5 boys in eighth grade t...