document.write( "Question 386332: Im am a two digit composite number.the sum of my digits is 6.I am divisible by 7.what number am i \n" ); document.write( "
Algebra.Com's Answer #273117 by stanbon(75887) ![]() You can put this solution on YOUR website! I am a two digit composite number. \n" ); document.write( "the sum of my digits is 6. \n" ); document.write( "I am divisible by 7. \n" ); document.write( "what number am i \n" ); document.write( "=========== \n" ); document.write( "Let the number be 10t+u. \n" ); document.write( "--- \n" ); document.write( "Since the sum of the digits is 6 \n" ); document.write( "the t/u possible t/u pairs are \n" ); document.write( "0/6;1/5;2/4;3/3;4/2;5/1;6/0 \n" ); document.write( "---- \n" ); document.write( "That gives you the following numbers: \n" ); document.write( "6;15;24;33;42;51;60 \n" ); document.write( "--- \n" ); document.write( "Only 42 is divisible by 7. \n" ); document.write( "---- \n" ); document.write( "Answer: 42 \n" ); document.write( "================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================ \n" ); document.write( " \n" ); document.write( " |