document.write( "Question 1147239: two students appeared in examination. one of them scored 9marks more then the other his marks was 56% of the sum of their marks. their marks obtained by them are
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document.write( "(A)39,30
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document.write( "(B)41,32
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document.write( "(C)42,33
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document.write( "(D)43,34 \n" );
document.write( "
Algebra.Com's Answer #768556 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! x for one and x+9 for the other \n" ); document.write( "(x+9)/(2x+9)=56/100 \n" ); document.write( "cross-multiply and 100x+900=112x+504 \n" ); document.write( "12x=396 \n" ); document.write( "x=33 \n" ); document.write( "x+9=42 \n" ); document.write( "(33, 42) \n" ); document.write( "C \n" ); document.write( " \n" ); document.write( " |