SOLUTION: bag contains 1 green, 4 red, 5 yellow ballons. two ballons are selected at random. find the probablity of P(1 red and 1 yellow)
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Question 452858: bag contains 1 green, 4 red, 5 yellow ballons. two ballons are selected at random. find the probablity of P(1 red and 1 yellow)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
bag contains 1 green, 4 red, 5 yellow ballons. two ballons are selected at random. find the probablity of P(1 red and 1 yellow).
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# of ways to get 1 red and 1 yellow: 4*5 = 20
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Total # of pairs of balloon: 10C2 = 45
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P(1red and 1 yellow) = 20/45 = 4/9
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Cheers,
Stan H.
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