document.write( "Question 672469: The mean of Terry's first 5 test marks is 45. What mark must he score on the sixth test to raise his mean over the six tests to 50? \n" ); document.write( "
Algebra.Com's Answer #418162 by ReadingBoosters(3246)\"\" \"About 
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x / 5 = 45
\n" ); document.write( "x = 45(5) = 225 points on first 5 tests
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\n" ); document.write( "\"%28225%2Bx%29%2F6+%3E+50\"
\n" ); document.write( "Multiply the inequality by 6
\n" ); document.write( "225 + x > 300
\n" ); document.write( "x > 300 - 225
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\n" ); document.write( "-Reading Boosters
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