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Mathematics, 30.01.2020 10:51 JorgeW5St

There are 9 students in a class: 7 boys and 2 girls.

if the teacher picks a group of 3 at random, what is the probability that everyone in the group is a boy?

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There are 9 students in a class: 7 boys and 2 girls.

if the teacher picks a group of 3 a...
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