document.write( "Question 286029: A group containing boys and girls took a test. If exactly 2/3 of the boys and exactly 3/4 of the girls passed the test, and if an equal number of boys and girls passed the test, then what fraction of the entire group passed the test?\r
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document.write( "a 11/16 b 12/17 c 13/18 d 14/19 e 17/23 \n" );
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Algebra.Com's Answer #207449 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A group containing boys and girls took a test. \n" ); document.write( "If exactly 2/3 of the boys and exactly 3/4 of the girls passed the test, \n" ); document.write( " and if an equal number of boys and girls passed the test, \n" ); document.write( "then what fraction of the entire group passed the test? \n" ); document.write( ": \n" ); document.write( "b = total no. of boys \n" ); document.write( "g = total no. of girls \n" ); document.write( "(b+g) = total in group \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( "multiply both sides by 12 \n" ); document.write( "4(2)b = 3(3)g \n" ); document.write( "8b = 9g \n" ); document.write( " \n" ); document.write( "Equal boy and girls passed so we can say: \n" ); document.write( " \n" ); document.write( "6 = 6; therefore 12 represent total that passed \n" ); document.write( "9 + 8 = 17 represents total students \n" ); document.write( ": \n" ); document.write( " |