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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document.write( "(A) 5 (B) 50 (C) 500 (D) 5,000 (E) 50,000
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Algebra.Com's Answer #218222 by mananth(16946)![]() ![]() You can put this solution on YOUR website! for every 10^3 cu. meters of air 0.05 gram dust \n" ); document.write( "For 10^7 cu. meters. of air how much dust\r \n" ); document.write( "\n" ); document.write( "10^7 *0.05 / 10^3\r \n" ); document.write( "\n" ); document.write( "= 10^4 *0.05\r \n" ); document.write( "\n" ); document.write( "= 500 grams of dust\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |