document.write( "Question 703189: 6 married couples are there in a room.If 2 people are chosen at random find the probability that (a)they are married
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document.write( " (b)one is a male and the other is a female \n" );
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Algebra.Com's Answer #433399 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 6 married couples are there in a room. \n" ); document.write( "If 2 people are chosen at random find the probability that \n" ); document.write( "(a)they are married \n" ); document.write( "# of ways to succeed: 6 \n" ); document.write( "# of possible pairs: 12C2 = 66 \n" ); document.write( "P(choose married couple) = 6/66 = 1/11 \n" ); document.write( "--------------------------------------------- \n" ); document.write( "(b)one is a male and the other is a female \n" ); document.write( "# of ways to succeed: 6*6 = 36 \n" ); document.write( "# of possible pairs: 66 \n" ); document.write( "--- \n" ); document.write( "P(a male and a female) = 36/66 = 6/11 \n" ); document.write( "======================================== \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============ \n" ); document.write( " \n" ); document.write( " |