Answer :
Answer: 21 years
Step-by-step explanation:
I used a rule of 72 calculator to find this answer. At a 3.5% interest rate, it will take 20.57 years to double an investment.
Answer: 21 years
Step-by-step explanation:
I used a rule of 72 calculator to find this answer. At a 3.5% interest rate, it will take 20.57 years to double an investment.