Fifteen years ago, you deposited $12,500 into an investment fund. Five years ago, you added an additional $20,000 to that account. You earned 8%, compounded semi-annually, for the first ten years, and 6.5%, compounded annually, for the last five years. Required: a) What is the effective annual interest rate (EAR) you would get for your investment in the first 10 years? ( b) How much money do you have in your account today? (4 marks) c) If you wish to have $85,000 now, how much should you have invested 15 years ago?