document.write( "Question 735067: Please help me answer this problem.I really dont know
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document.write( "the formula.
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document.write( "Will had an average of 74 on his first four math test.after taking the next test,his average dropped to 73.find his most recent test grade \n" );
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Algebra.Com's Answer #449275 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! need to use the formula for average\r \n" ); document.write( "\n" ); document.write( "average = sum of test scores / number of test scores\r \n" ); document.write( "\n" ); document.write( "73 = (4 *74 + recent test score) / 5\r \n" ); document.write( "\n" ); document.write( "365 = 296 + recent test score\r \n" ); document.write( "\n" ); document.write( "the recent test score = 365 - 296 = 69 \n" ); document.write( " |