document.write( "Question 996382: I have 60 questions correct and I have a 10:2 ratio how many question did I get incorrect ?
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Algebra.Com's Answer #614844 by stanbon(75887) ![]() You can put this solution on YOUR website! I have 60 questions correct and I have a \n" ); document.write( "10:2 ratio how many question did I get incorrect ? \n" ); document.write( "-------- \n" ); document.write( "Let # of questions be \"x\". \n" ); document.write( "correct:: 60 \n" ); document.write( "incorrect:: x-60 \n" ); document.write( "----- \n" ); document.write( "Equation: \n" ); document.write( "60/(x-60) = 10/2 \n" ); document.write( "------ \n" ); document.write( "6/(x-60) = 1/2 \n" ); document.write( "------ \n" ); document.write( "x-60 = 12 \n" ); document.write( "--- \n" ); document.write( "x = 72 \n" ); document.write( "incorrect:: 72-60 = 12 \n" ); document.write( "---------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |