SOLUTION: a bag contains 5 red chips, 3 white chips, and 2 blue chips. 3 chips are to be selected without replacement. Determine the probability that the first 2 are red and the third is blu
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Question 743577: a bag contains 5 red chips, 3 white chips, and 2 blue chips. 3 chips are to be selected without replacement. Determine the probability that the first 2 are red and the third is blue Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! a bag contains 5 red chips, 3 white chips, and 2 blue chips. 3 chips are to be selected without replacement. Determine the probability that the first 2 are red and the third is blue
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# of ways to succeed:
pick 2 red: 5C2 = 10
pick 1 blue: 2 ways
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P(2red and 1 blue) = (10*2)/10C3 = 20/120 = 1/6
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Cheers,
Stan H.
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