SOLUTION: The ODDS against a certain event happening tomorrow are 7 to 3, and the odds in favor of another event, independent of the former, happening tomorrow are 8 to 5. Find the probabili

Question 1028531: The ODDS against a certain event happening tomorrow are 7 to 3, and the odds in favor of another event, independent of the former, happening tomorrow are 8 to 5. Find the probability that at least one of these two events will happen tomorrow. Express your answer as a common fraction reduced to lowest terms.
Answer: 19/26

Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
P(Event 1) =
P(Event 2) =
==> P(Event 1 ∪ Event 2) = P(Event 1) + P(Event 2) - P(Event 1 ∩ Event 2)
<==>P(Event 1 ∪ Event 2) = P(Event 1) + P(Event 2) - P(Event 1)*P(Event 2)
=
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