document.write( "Question 304743: For every 1,000 cubic meters of air that comes through a filtering system , 0.05 gram of dust is removed.how many grams of dust are removed when 10^7 cubic meters of air have been filtered ?\r
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Algebra.Com's Answer #218222 by mananth(16946)\"\" \"About 
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for every 10^3 cu. meters of air 0.05 gram dust
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\n" ); document.write( "\n" ); document.write( "= 10^4 *0.05\r
\n" ); document.write( "\n" ); document.write( "= 500 grams of dust\r
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