start $=7,500$, want=14,000$, kompound daely at 0.01%
end/start=14000/7500=1.86666666
(end/start)=[1+%/n]^nt
n=365 daes/yeer
0.01%=0.0001
%/365=0.0001/365=0.0000002739726
(1.00000027397)^365t=1.866666
take log av both sides...365t*log(1.0000002739)=log(1.86666)
t=(1/365)*log(1.8666)/log(1.0000002739)
log(1.0000002739=0.99999911856
1/log(1.000002739)=8434378.8
log(1.8666)=0.2710666
0.2710666*8434378.8=2286278
2286278/365=6,264 yeers