document.write( "Question 659080: The active ingredient in one type of Ortho insect spray is 50% malathion. The instructions on the bottle say to add 1 fluid ounce to a gallon (128 fluid ounces) of water. What percent of malathion will be in the mixture? \n" ); document.write( "
Algebra.Com's Answer #410696 by colliefan(242) ![]() You can put this solution on YOUR website! Percentage = part/whole\r \n" ); document.write( "\n" ); document.write( "Part: \n" ); document.write( "You are adding 1 ounce, but only half of it is malathion. So the part is 0.5 oz.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Whole: \n" ); document.write( "you have added 1 oz to 128 oz so the whole is 129 oz\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "percentage = 0.5 ounce/129 oz \n" ); document.write( "pct = 3.9% (this is rounded)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(Bottom line: don't use toxins like malathion.) \n" ); document.write( " |