document.write( "Question 5496: twenty is 20% less than what number?
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document.write( " thanks for the help! \n" );
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Algebra.Com's Answer #2831 by Abbey(339) ![]() You can put this solution on YOUR website! set this up as a ratio:\r \n" ); document.write( "\n" ); document.write( "20 is to some number as 80% is to 100%:\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "then cross multiply \n" ); document.write( "80x=2000 \n" ); document.write( "divide both sides by 80 \n" ); document.write( "x=25\r \n" ); document.write( "\n" ); document.write( "This makes sense because 20 percent of 25 is 5 \n" ); document.write( " \n" ); document.write( " |