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December 22, 2014

December 22, 2014

Posted by **cj** on Thursday, January 10, 2008 at 9:33am.

- finance management -
**economyst**, Thursday, January 10, 2008 at 10:44amThe short-cut method is to use the Rule of 72. That is 72/rate = time needed for investment to double. So, 72/6.5 = 11.08 years

Or you could do in more precisely by compounding an investment by 6.5% until it doubles.

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