How long does it take for my money to triple itself at 9.5% compounded semi-annually?

Answer 1

so lets use the formula F=P(1+r/n)^nt F=future value, P=present value, r=interest, n=compounding periods, t=time

3=1(1+.095/2)^2t,ln3=ln(1.0425)^2t, ln3=2tln(1.0425), ln3/2ln(1.0425)=t=13.2 years