### An investment scheme pays $200 at the end of each of the next 4 years,

1. An investment scheme pays $200 at the end of each of the next 4 years, $400 at the end of year 5, $300 at the end of year 6 and $500 at the end of year 7. Given that other investments of equal risk earn 10% per annum, calculate the present value and future value of this investment. 2. A loan of $100,000 with an interest r