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2007-01-29 13:49:03 · 1 answers · asked by Brian 2 in Science & Mathematics Physics

1 answers

google "rule of 71"
I assume you refer to the rule of thumb that says if you divide 71 or 72 by the interest rate of an investment you will determine the number of years it takes to double your investment.

2007-01-29 14:09:45 · answer #1 · answered by anonimous 6 · 0 0

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