document.write( "Question 114853: The electricity cost of a business decreased from $12,000 one year to $10,920 the next. What is the rate of the decrease? \n" ); document.write( "
Algebra.Com's Answer #83545 by checkley71(8403)\"\" \"About 
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(12000-10920)/12000=1080/12000=.09 OR 9% IS THE ANNUAL RATE OF DECREASE. \n" ); document.write( "
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