document.write( "Question 844391: A student missed 5 problems on a biology test and received a grade of 44%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer.
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Algebra.Com's Answer #508734 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A student missed 5 problems on a biology test and received a grade of 44%. If all the problems were of equal value, how many problems were on the test? Round off your answer to the nearest integer. \n" ); document.write( "---------------------------- \n" ); document.write( "Let \"x\" be the number of problems on the test. \n" ); document.write( "---------- \n" ); document.write( "44% of x were correct \n" ); document.write( "----- \n" ); document.write( "56% of x were incorrect \n" ); document.write( "---- \n" ); document.write( "Equation \n" ); document.write( "0.56x = 5 \n" ); document.write( "x = 5/0.56 \n" ); document.write( "--- \n" ); document.write( "x = 8.9286 \n" ); document.write( "--- \n" ); document.write( "Round up to x = 9 \n" ); document.write( "========================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========================= \n" ); document.write( " |