document.write( "Question 986839: What is the cost of 4 pounds of butter if 2 kilograms costs $3.20? Use 1kg=2.20lb \n" ); document.write( "
Algebra.Com's Answer #607617 by stanbon(75887)\"\" \"About 
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What is the cost of 4 pounds of butter if 2 kilograms costs $3.20?
\n" ); document.write( "Use 1kg=2.20lb
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\n" ); document.write( "1 lb = 1/2.2 kg
\n" ); document.write( "4 lb = 4/2.2 kg = 1,82 kg
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\n" ); document.write( "x/1.82 kg = 3.20/2 kg
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\n" ); document.write( "x = $2.91 (price of 4 lbs of butter)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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