Question 113754
{{{A=P(1+ r/n)^nt}}}
{{{MP=P(1+ r/n)^nt}}} 
solve for t
divide both sides by P
{{{M = (1+ r/n)^nt}}}
take log of both sides
{{{log(M) = nt*log(1 + r/n)}}}
{{{t = log(M) / (n*log(1 + r/n))}}} answer