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Posted by on Tuesday, April 19, 2011 at 3:46pm.

how long will it take a sum of money to tripe itself at (i) 9.5% compound interest and (ii) 9.5% simple interest?

  • maths - , Tuesday, April 19, 2011 at 4:09pm

    3=1(1.095)^t

    assuming compounding annually.

    ln3=t*ln(1.095) solve for t.

    ii) when does t*(1.095)=2 ?

  • maths - , Tuesday, May 24, 2016 at 7:35am

    12.2

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