1. Time Value of Money You have been offered a unique investment opportunity. If you invest $20,000 today, you will receive $1000 one year from now, $3000 two years from now, and $20,000 ten years from now. a. What is the NPV of the investment opportunity if the interest rate is 12% per year? Should you take the opportunity? b. What is the NPV of the investment opportunity if the interest rate is 2% per year? Should you take the opportunity? 2. Interest Rates You are saving for retirement. To live comfortably, you decide you will need to save $1 million by the time you are 65. Today is your 23rd birthday, and you decide, starting today and continuing on every birthday up to and including your 65th birthday, that you will put the same amount into a savings account. If the interest rate is 5%, how much must you set aside each year to make sure that you will have $1 million in the account on your 65th birthday