5 pts Question 18 An investment promises the following cash flow stream: $1,000 at Time 0; $2,000 at the end of Year 1 (or att = 1); $3,000 at the end of Year 2:; and $5,000 at the end of Year 3. At a discount rate of 6.5 %, what is the present value of the cash flow stream? Your answer should be between 8343.00 and 11,000.00, rounded to 2 decimal places, with no special characters Question 19 5 pts Consider a 30-year, $115,000 fixed-rate mortgage with a nominal annual rate of 5.35 percent. All payments are made at the end of each month. What is the remaining balance on the mortgage after 5 years? Your answer should be between 98,478 and 112,670, rounded to 2 decimal places, with no special characters