document.write( "Question 597712: Ab airplane weighs 2600 tons. How much would a model airplane with a scale of 1 to 100 weigh assuming it was made from the same materials? Express your answers in pounds. \n" ); document.write( "
Algebra.Com's Answer #378291 by AnlytcPhil(1806)\"\" \"About 
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An airplane weighs 2600 tons. How much would a model airplane with a scale of 1 to 100 weigh assuming it was made from the same materials? Express your answers in pounds.
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document.write( "3600 tons = 3600×2000 lbs = 7200000 lbs\r\n" );
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document.write( "The scale of 1 to 100 is their variation in length, not weight or volume. \r\n" );
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document.write( "Weight (and volume) vary directly as the cube of the length.\r\n" );
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document.write( "So we divide the 7200000 lbs by 100³ = 1000000 and get 7.2 lbs.\r\n" );
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document.write( "Edwin
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