document.write( "Question 1070037: 28 students from the fourth grade competed in a math competition.
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document.write( "Each student earned a different number of points. The number of
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document.write( "students who received more points than Tom's is two times smaller
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document.write( "than the number of students who had fewer points than Tom.
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document.write( "In which position did Tom finish that competition? \n" );
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Algebra.Com's Answer #685138 by ikleyn(52776)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "you need to separate the population of 27 students (27 = 28-1, this 1 is Tom) in two disjoint groups in a way that population \n" ); document.write( "of the larger group is two times the population of the smaller group.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "These groups are 9 and 18 students:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + 2x = 27 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "gives 3x = 27 and x = 9, \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so Tom is in 10-th position.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |