document.write( "Question 455965: if a marble is chosen at random from a bag containing 9 white marbles and 3 black marbles, what is the probability that the chosen marble is white? \n" ); document.write( "
Algebra.Com's Answer #313028 by edjones(8007)\"\" \"About 
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9/12=3/4 \n" ); document.write( "
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