✅ Перевірена відповідь на це питання доступна нижче. Наші рішення, перевірені спільнотою, допомагають краще зрозуміти матеріал.
Bob knows that his probability of passing his History exam is 0.70 and his probability of passing his English exam is 0.80. What is the highest probability that he can rationally assign to the proposition that he has passes at least one of the two exams?