Question 1100448
2 of Bianca's assignments are essays, meaning 7 of them are not. So, the probability of all 3 being non-essays would be (7/9)^3, or 0.47050754458161865569272976680384. Therefore, the probability of at least 1 being as essay is 1-0.47050754458161865569272976680384, or 0.53
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