SOLUTION: A bag contains 7 blue marbles, 3 green marbles, and 5 yellow marbles. Suppose you draw two marbles at random. What is the probability that you draw:a blue marble and a green marble

Question 1158392: A bag contains 7 blue marbles, 3 green marbles, and 5 yellow marbles. Suppose you draw two marbles at random. What is the probability that you draw:a blue marble and a green marble in any order ?
Answer by ikleyn(52776) (Show Source): You can put this solution on YOUR website!
.


    P = P(1-st is blue, 2-nd is green) + P(1-st is green,2-nd is blue) = 


      =  +  =  +  =  +  =  =  = 0.2.    ANSWER

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