Mathematics, 20.12.2020 01:10, layah2k00

A math class has 9 girls and 1 boy in the seventh grade and 3 girls and 3 boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both boy?

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A math class has 9 girls and 1 boy in the seventh grade and 3 girls and 3 boys in the eighth grade....