Question 1: David has in his investment portfolio ANZ share that paid him the rate of returns of 10 %, -13%, 12%, 7% and 15% over the past five years. Required: a) Calculate the arithmetic average return of the portfolio and geometric average return of the portfolio. Explain why arithmetic average return is not good to reflect the actual return of this asset? b) If David bought 150 ANZ shares for $1500 five years ago, the current market price of the share is $85 each and the share has paid a dividend of $10/share each year since then, what is capital gain and dividend yield of this share