document.write( "Question 10279: How can you please help me solve this loooooonnnnngggg example question.....please, please please! thank you! :)\r
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document.write( "Mr. Smith, a mathamethics teacher was travelig by bus with his family, consisting of his mother, wife, son and daughter. The bus conductor doubting the son's right to have a half fare ticket asked, \"How old is your daughter?\". Mr. Smith, irritated at having questioned...confused the conductor with his answer:\r
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document.write( "\"My daughter is TWICE as old as my son. My wife is three times as old as the sum of the ages of my son and my daughter. And I am as old as my wife and my daughter. My Mother whose age is total of all our ages is now 69.\" Find the age of the daughter.\r
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document.write( "THANKS A LOT!.................:)
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Algebra.Com's Answer #5416 by rapaljer(4671)![]() ![]() You can put this solution on YOUR website! Let x = age of the son \n" ); document.write( "2x= age of daughter \n" ); document.write( "wife = 3(son + daugter) \n" ); document.write( "wife = 3(x + 2x) = 3(3x) = 9x \n" ); document.write( "math teacher - wife + daughter \n" ); document.write( "math teacher = 9x + 2x = 11x \n" ); document.write( "Total age = 69 \n" ); document.write( "Son + Daughter + wife + teacher = 69 \n" ); document.write( "x + 2x + 9x + 11x = 69 \n" ); document.write( "23x = 69 \n" ); document.write( "x=3 Son \n" ); document.write( "2x = 6 Daughter \n" ); document.write( "9x = 27 Wife \n" ); document.write( "11x = 33 Teacher\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check: 3+6+27+33 = 69\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "R^2 at SCC \n" ); document.write( " |