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Mathematics, 04.02.2021 15:40 herchellann302

In a group of 20 students, 1 studies both Art and Biology. 1 studies Biology but not Art.
7 study neither subject.
Given that a randomly selected student studies Art, what is the probability the student studies Art and Biology?

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In a group of 20 students, 1 studies both Art and Biology. 1 studies Biology but not Art.
7 s...
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