Answer:
1. 15.40%
2. 3.85%
3. 16.31%
Explanation:
1. Nominal rate = Interest rate
Nominal rate = 15.40%
The Nominal rate of the investment is 15.40%
2. Periodic rate = Nominal rate / Number of time compounded in year
Periodic rate = 15.40 / 4
Periodic rate = 3.85%
The Periodic rate of the investment is 3.85%
3. Effective interest rate = (1 + Nominal Rate)^n - 1
Effective interest rate = (1 + 015.40%/4)4 - 1
Effective interest rate = (1 + 0.1540/4)^4 - 1
Effective interest rate = (1 + 0.0385)^4 - 1
Effective interest rate = 1.0385^4 - 1
Effective interest rate = 1.16312396 - 1
Effective interest rate = 0.16312396
Effective interest rate = 16.31%
The Effective Annual Rate of the investment is 16.31%