Question 1161015
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<pre>

6000 = {{{2800*(1+x)^6}}}


{{{6000/2800}}} = {{{(1+x)^6}}}


2.142857 = {{{(1+x)^6}}}


{{{root(6,2.142857)}}} = 1 + x


1.135444 = 1 + x


x = 0.135444   = 0.1354 (rounded) = 13.54%.    <U>ANSWER</U>


You may round it as you need.
</pre>

Solved.