October 7, 2015

Homework Help: Math

Posted by CrissyXD on Saturday, March 24, 2012 at 4:46am.

Compound interest question:

When Aaron invested $100 at 4.5% p.a. annually compounding, it amounted to $142.21. For how many years was it invested?

Is there a way to solve this question without using the formula for compound interest?

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