<PRE><B>Question 896623</B>
A bag has 
3 yellow marbles and 
12  blue marbles. 
Half of the blue marbles are made of glass. (6 blue-glass marbles)
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A marble is selected at random from the bag. What is the probability that it is a blue, glass marble?
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Answer: 6/15 = 2/5
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Cheers,
Stan H.
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