In: Finance
If average stock portfolio would yield 2.1% per annum then how much time would it take for a portfolio to increase 3 times in value if all profits are reinvested? State the answer as a number with 2 decimals (for example, 13.02).
Ans 52.86 years
| FV = | Future Value |
| PV = | Present Value |
| r = | rate of interest |
| n= | no of period |
| FV/ PV = | (1 + r )^n |
| 3 / 1 = | (1 + 2.1%)^n |
| 3 = | (1 + 2.1%)^n |
| 3 = | 1.021^n |
| n = | 52.86 years |