document.write( "Question 305441: The Welzer's average phone bill increased from $16.65 to $19.98. What is the Percent increase. \n" ); document.write( "
Algebra.Com's Answer #218668 by london maths tutor(243) You can put this solution on YOUR website! phone bill increase : $19.98 - $16.65 = $3.33\r \n" ); document.write( "\n" ); document.write( "Percentage increase : \n" ); document.write( " = 20% \n" ); document.write( " |