Question 8 (10 marks) Four of your friends owe you money. You have detailed how much they owe you and when it is due in the table below. Friends Ty Uhlir Donita Coleman Vandell Deuth Saood el-Rauf Amount_Owed Debt_Due R10000 4 years R1000 9 years R3000 3 years R7200 10 years Assuming a yield to maturity of 14.03%, calculate the Macaulay duration of your debt. A) 5.0934 years B) 4.0493 years C) 5.6537 years D) 6.7997 years E) 4.2785 years Question 4 (10 marks) You have been looking at the stock market once every 6 years for the past 48 years and recorded each 6-year holding period return. From this you have calculated that the 6-year standard deviation has been 56.86%. Over the same time period it had a 6-year average return of 88.14% and a payout ratio of 68%. Assuming the stock is expected to behave similarly going forward, what is the expected monthly standard deviation? A) 6.53% B) 6.7% C) 5.33% D) 5.93% E) 7.74%