document.write( "Question 192549: \"A student missed 9 problems on a chemistry 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( "
Algebra.Com's Answer #144534 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! \"A student missed 9 problems on a chemistry 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 = number of problems on the test \n" ); document.write( "then \n" ); document.write( "(x-9)/x = .44 \n" ); document.write( "x-9 = .44x \n" ); document.write( ".56x = 9 \n" ); document.write( "x = 9/.56 \n" ); document.write( "x = 16.071 \n" ); document.write( "or, rounded to the nearest integer: \n" ); document.write( "x = 16 problems on the test \n" ); document.write( " \n" ); document.write( " |