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QUESTION
On a midterm exam there are 7 topics to study. The professor selects 4 at random to include on the midterm. A student studies only 5 topics.
On a midterm exam there are 7 topics to study. The professor selects 4 at random to include on the midterm. A student studies only 5 topics. What is the probability that the two unstudied topics are on the midterm exam?
