document.write( "Question 573470: A bag of marbles contains 2 green, 1 blue and 3 red marbles. If two marbles are drawn at random without replacement what is the probability that both will be red?\r
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document.write( "a) 1/5 b) 1/10\r
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document.write( "c) 1/6 d) 1/12 \n" );
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Algebra.Com's Answer #368776 by stanbon(75887) ![]() You can put this solution on YOUR website! A bag of marbles contains 2 green, 1 blue and 3 red marbles. If two marbles are drawn at random without replacement what is the probability that both will be red? \n" ); document.write( "---- \n" ); document.write( "# of ways to succeed: 3C2 = 3 \n" ); document.write( "# of random results: 6C2 = 15 \n" ); document.write( "----- \n" ); document.write( "P(2 red) = 3/15 = 1/5 \n" ); document.write( "========================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========================= \n" ); document.write( "a) 1/5 b) 1/10 \n" ); document.write( "c) 1/6 d) 1/12 \n" ); document.write( " \n" ); document.write( " |