document.write( "Question 370018: If i score 99 on my first test and 85 on my second, what do I need to get on my third test in order to get an overall average of 90? \n" ); document.write( "
Algebra.Com's Answer #263653 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 99 on first \n" ); document.write( "85 on second \n" ); document.write( "total of two tests = 184 \n" ); document.write( ".. \n" ); document.write( "you need average 90 from 3 tests \n" ); document.write( "so total score will be 90*3 = 270 \n" ); document.write( ".. \n" ); document.write( "you have 184 \n" ); document.write( "you require 270 -184 = 86 in the third test \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |