document.write( "Question 652883: If two different students are randomly selected from a class of 12 boys and 8 girls, what is the probability that both students are girls. (express your answer as a common fraction.) show all work \n" ); document.write( "
Algebra.Com's Answer #408155 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! If two different students are randomly selected from a class of 12 boys and 8 girls, what is the probability that both students are girls. \n" ); document.write( "---- \n" ); document.write( "# of ways to succeed: 8C2 = (8*7)/(1*2) = 28 \n" ); document.write( "------------ \n" ); document.write( "# of possible outcomes: 20C2 = (20*19)/(1*2) = 190 \n" ); document.write( "---- \n" ); document.write( "P(2 girls) = 28/190 = 0.1474 \n" ); document.write( "=============================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |