document.write( "Question 889046: 1. How long will it take for an investment of $25,000 to double at an interest rate of 4% compounded semi-annually? Give your answer in years and months, rounded to the nearest month. \n" ); document.write( "

Algebra.Com's Answer #537915 by Fombitz(32388) $\"\"$ $\"About$

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$\"50000=25000%281%2B0.04%2F2%29%5En\"$
\n" ); document.write( " $\"1.02%5En=2\"$
\n" ); document.write( " $\"n=log%281.02%2C%282%29%29\"$
\n" ); document.write( " $\"n=log%28%282%29%29%2Flog%28%281.02%29%29\"$
\n" ); document.write( " $\"n=35.00\"$
\n" ); document.write( "35 periods, 17 years 6 months.\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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