document.write( "Question 641244: How many questions can I get wrong in order to achieve 90% with a 70 question test? \n" ); document.write( "
Algebra.Com's Answer #403584 by JellyBeans(8)![]() ![]() You can put this solution on YOUR website! 70 = 100% \n" ); document.write( "7 = 10 % \n" ); document.write( "100% - 10% = 90% \n" ); document.write( "70 - 7 = 63\r \n" ); document.write( "\n" ); document.write( "You can get 7 wrong questions to achieve 90% with a 70 question test. \n" ); document.write( " |