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document.write( "a garrison of 600 men had provision for 25 days.after 9 days an addition of men was made and the remaining provision latest only for 4 days.find the number added.
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, with:\r\n" );
document.write( "M being number of men\r\n" );
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document.write( "k being constant of variation\r\n" );
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document.write( "c being consumption\r\n" );
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document.write( "T being time\r\n" );
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document.write( "
, or 15,000\r\n" );
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document.write( "In 9 days, we get:\r\n" );
document.write( "
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document.write( "
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document.write( "
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document.write( "c, or fraction consumed in 9 days =
, or
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document.write( "In 9 days,
of the provision was consumed by 600 men, so
, or
of provision remain\r\n" );
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document.write( "With additional men being A, we get:\r\n" );
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document.write( "600 + A = 2,400\r\n" );
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document.write( "A, or additional men = 2,400 - 600, or 
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