(2 points) (Exercise 2.5) Whereas the choice of a comparison date has no effect on answer obtained with compound interests, the same cannot be said of simple interest. Find the amount to be paid at the end of 9 years which is equivalent to two payments of $100 each, the first paid immediatly and the second to be paid at the end of 4 years. Assume 6% simple interest is earned from the date each payment is made and use a comparison date of a) The end of 9 years. ANSWER = $ 284 b) The end of 15 years. ANSWER = $