No justification needed Fast plz its an exam

15. If the inflation rate is 20% and the nominal risk-free interest rate is 25%, 5 points then the real risk free interest rate is: * a) 5% b) 8 c) 9% d) 25% e) None of the above 16. You deposited $5000 into an account at an annual interest of 8% compounded semiannually. What is the future value of this $5,000 after 4 years? a) $8,112 O b) $7.112 c) $1,250 d) $6,843 O ) None of the above