document.write( "Question 691568: There are 8 blue and 5 black socks in a drawer. In the dark you randomly chose two socks; what is the probability that they formed a pair. \n" ); document.write( "
Algebra.Com's Answer #426769 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! There are 8 blue and 5 black socks in a drawer. In the dark you randomly chose two socks; what is the probability that they formed a pair. \n" ); document.write( "------ \n" ); document.write( "# of ways to succeed: 8C2 + 5C2 = 28 + 10 = 38 ways \n" ); document.write( "------ \n" ); document.write( "# of possoble pairs: 13C2 = 78 \n" ); document.write( "------ \n" ); document.write( "Ans: 38/78 = 19/39 \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |