document.write( "Question 1052554: Each member of a club writes greeting cards to other members.the total no of greeting cards is 110. find the no of members.? \n" ); document.write( "
Algebra.Com's Answer #667880 by ikleyn(52797)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Each member of a club writes greeting cards to other members.the total no of greeting cards is 110. find the no of members.? \n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let the number of members be \"n\", where n is an integer now unknown.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Then each member writes to (n-1) others.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, the total number of greeting cards is n*(n-1).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The equation is\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "n*(n-1) = 110.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The solution is n = 11.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |