document.write( "Question 63199: The electricity costs of a business decreased from $12,000
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Algebra.Com's Answer #47457 by rapaljer(4671)\"\" \"About 
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The amount of increase is $10,920-$12,000 = -1080.\r
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\n" ); document.write( "\n" ); document.write( "The rate of decrease = \"%28amount_of_decrease%29%2F%28original_amount%29\"
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