I NEED ANSWER FOR 2.6

2-5 Roughly how many years would it take to turn $1,000 into $16,000 if you can invest the money at 9% per year, compounded annually? Ans: 32.173 years 2-6 Roughly how many years would it take to turn $1560 into $100,000 if you 0 can invest the money at 8% per year, compounded annually