document.write( "Question 288418: on a standardized test, correct answers are worth 2 points and incorrect answers are worth -1/4 point. alexandra wants to score at least 90 points on the test. if there are 50 questions on the test, what is the greatest number of questions she can miss \n" ); document.write( "
Algebra.Com's Answer #209067 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x+y=50 \n" ); document.write( "2x-y/4=90 \n" ); document.write( "y=40/9 \n" ); document.write( "y=4 + \n" ); document.write( "so y=4 \n" ); document.write( "max that can be missed is 4\r \n" ); document.write( "\n" ); document.write( "If she misses 4 she loses 1 point and doesn't get 8 \n" ); document.write( "So she gets 91 \n" ); document.write( "check \n" ); document.write( "46*2=92 \n" ); document.write( "92-1=91 \n" ); document.write( " \n" ); document.write( " |