document.write( "Question 864778: The output of a particular producing oil well decreases at the continuous rate of 14% per year. How long it will take for the output to fall to 1/6 of its present output?\r
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Algebra.Com's Answer #521274 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "ln(1/6)/(-.14) = t = 12.8 years \n" );
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