document.write( "Question 973768: You scored the following grades on your first three math tests: 71, 78, 81. You only have one test remaining. What is the highest possible test average you can get? \n" ); document.write( "
Algebra.Com's Answer #595824 by Boreal(15235)\"\" \"About 
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The highest score on the last test is presumably 100.\r
\n" ); document.write( "\n" ); document.write( "Add 100 to your current total, and you get 330. That divided by 4 is 82.5\r
\n" ); document.write( "\n" ); document.write( "Average is total/number.\r
\n" ); document.write( "\n" ); document.write( "total is number*average.\r
\n" ); document.write( "\n" ); document.write( "You can work both ways to deal with such problems.
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