Mathematics, 15.12.2020 21:00 isabelleecurtis

There are 7 students in a class: 2 boys and 5 girls. If the teacher picks a group of 3 at random, what is the probability that everyone in the group is a girl?

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There are 7 students in a class: 2 boys and 5 girls. If the teacher picks a group of 3 at random,...