SOLUTION: a class contains 10 men and 20 women.half of the men and women have bown eyes.what is pobability that a person chosen at random is men o has boen eye?

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Question 847217: a class contains 10 men and 20 women.half of the men and women have bown eyes.what is pobability that a person chosen at random is men o has boen eye?
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
P[men] = 10/30
P[brown eye] = 15/30
P[men,brown eye] = 5/30
P[man or brown eye] = 10/30 +15/30 - 5/30 = 20/30 = 2/3