document.write( "Question 1133168: After six biology tests, Ruben has a mean score of 73. What score does Ruben need on the next test to raise his average (mean) to 75?
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Algebra.Com's Answer #750348 by josgarithmetic(39617)\"\" \"About 
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\"%286%2A73%2Bx%29%2F7=75\" \n" ); document.write( "
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