Mathematics, 20.06.2020 20:57, fendyli6066

A science class has 9 girls and l boy in the seventh grade and 3 girls and 9 boys in the eighth grade. The teacher randomly selects a seventh grader and an elghth grader from the class for a competition. What is the probability that the students she selects are both boys?
Write your answer as a fraction in simplest form.
m

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A science class has 9 girls and l boy in the seventh grade and 3 girls and 9 boys in the eighth grad...