document.write( "Question 79126: You select two marbles from a cup with 3 black marbles and 2 marbles. Make an area model to analyze the probabilities.
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document.write( " a. What is the probability of selecting 2 black marbles?
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document.write( " b. What is the probability of selecting 2 blue marbles?
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document.write( " c. What is the probability of selecting a black marble and a blue marble? \n" );
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Algebra.Com's Answer #56791 by stanbon(75887) ![]() You can put this solution on YOUR website! You select two marbles from a cup with 3 black marbles and 2 blue marbles. Make an area model to analyze the probabilities. \n" ); document.write( "a. What is the probability (of selecting 2 black marbles) = 3C2/5C2=3/10 \n" ); document.write( "b. What is the probability (of selecting 2 blue marbles)=2C2/5C2=1/10 \n" ); document.write( "c. What is the probability (of selecting a black marble and a blue marble) \n" ); document.write( "= 2(1/3)(1/2)=1.3 \n" ); document.write( "========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |