SOLUTION: A bag contain 7 yellow 3 red and 5 green marbles.Jack draws two marbles at random without replacement .What is the probability that one is red and other is green?

Question 1018146: A bag contain 7 yellow 3 red and 5 green marbles.Jack draws two marbles at random without replacement .What is the probability that one is red and other is green?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A bag contain 7 yellow 3 red and 5 green marbles.Jack draws two marbles at random without replacement .What is the probability that one is red and other is green?
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red/green patterns: 2
probability of each pattern: (3*5)/(15*14) = 1/14
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Ans:: 2*(1/14) = 1/7
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Cheers,
Stan H.
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