document.write( "Question 333323: A store mixes coffee A worth $10. per kilogram and coffee B worth $12. per kilogram. The mixture is to sell for $11. per kilogram. Find how much should be used to make a 480 kilogram mixture.\r
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document.write( "How many kilograms of coffee A should be in the mix?\r
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document.write( "How many kilograms of coffee B should be in the mix? \n" );
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Algebra.Com's Answer #238834 by mananth(16946)![]() ![]() You can put this solution on YOUR website! coffee A worth $10. per kilogram \n" ); document.write( "coffee B worth $12. per kilogram. \n" ); document.write( "mixture is to sell for $11. per kilogram. \n" ); document.write( "480 kilogram mixture. \n" ); document.write( "... \n" ); document.write( "coffee A quantity be x kg $10 \n" ); document.write( "coffee B quantity will be 480-x kg. $12 \n" ); document.write( "Mixture $11 480 kg \n" ); document.write( ".. \n" ); document.write( "10x+12(480-x)= 11*480 \n" ); document.write( "10x+5760-12x=5280 \n" ); document.write( "-2x=5280-5760 \n" ); document.write( "-2x=-480 \n" ); document.write( "x= 240 kg Coffee A \n" ); document.write( "Coffee B = 240 kgs. \n" ); document.write( " \n" ); document.write( " |