What is the present value of $7,254 payable at the end of 7 years? Use a nominal rate (monthly compounding) of 6.27%. SET YOUR CALCULATOR TO 4 DECIMAL PLACES AND ROUND TO 2 DECIMAL PLACES AT THE END. Consider the following returns and states of the economy for TZ.Com: Economy Probability Return Weak 20% 0% Normal 20% 10% Strong 60% 15% What is the standard deviation of TZ's returns? SET YOUR CALCULATOR TO FOUR DECIMAL PLACES AND ROUND TO 2 DECIMAL PLACES AT THE END. DO NOT ENTER THE %. FOR EXAMPLE, IF YOUR ANSWER IS 7.7011% ENTER IT AS 7.70. You decide to form a portfolio of the following amounts invested in the following stocks. What is the beta of the portfolio? SET YOUR CALCULATOR TO 4 DECIMAL PLACES THEN INPUT THE NUMBER ROUNDING TO 2 DECIMALS i.e. if your answer is 1.2455, enter it as 1.25 ONLY Stock Amount Beta Apple $1,000 1.77 Microsoft $7,000 1.8 Ford $4,000 1.56 Time $8,000 1.26 Warner Expected Return 10.50% 16.90% 15.75% 11.80% A 20-year bond has an 7.0% coupon rate and face value of $1000. The yield to maturity is 10%. What is the percentage change in the price of this bond if interest rates rise by 2%? Assume the bond makes semi-annual coupon payments. Approximately 2% decrease Approximately 38% decrease Approximately 16% decrease O Approximately 38% increase Approximately 16% increase