document.write( "Question 462701: You are taking a computer course in which there will be four tests, each worth 100 points. you have a score of 93, 91,and 93 on the first three tests. You must make a total of 360 in order to get an A. What scores on the last test will give you an A? \n" ); document.write( "
Algebra.Com's Answer #317139 by rwm(914) ![]() You can put this solution on YOUR website! 360=4*90 \n" ); document.write( "so you need a 90 average \n" ); document.write( "so far you are +3+1+3=+7 \n" ); document.write( "so you can get 83 or better and still get your A average \n" ); document.write( "or \n" ); document.write( "93+91+93+x>=360 \n" ); document.write( "277+x>=360 \n" ); document.write( "x>=83 \n" ); document.write( "83 or better\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |