Mathematics, 26.04.2021 22:00, ninjapig647

There are 10 students in a class: 7 boys and 3 girls. If the teacher nicks a group of 4 at random, what is the probability that everyone in the group is a boy?

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There are 10 students in a class: 7 boys and 3 girls. If the teacher nicks a group of 4 at random,...