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firenation18
20.07.2019 •
Mathematics
Amath class has 7 girls and 3 boys in the seventh grade and 3 girls and 9 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 girls?
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Ответ:
Hi!
Assuming the 9in is the radius, we would multiply it by 2, or add it to itself. We then get 18 in.
Hope this helps!