please solve fast

Assume you have a bond bought on 15th of April 2004, maturity date is 15th of April 2015, if the bond has semi annual coupon payments with 7% YTM and 6% Coupon rate, find the following: A. Find the PV of the bond (5 marks) B. Find the PV of the bond given it's a Zero-Coupon Bond. (2 marks) C. What is the bond's price elasticity if the required return changed to 9%? (3 marks) D. Calculate the duration of the bond. (3 marks) E. What is the percentage change in bond's price for an increase in yield for 0.3 percentage point. (1 mark) F. With a decrease in interest rates, would you prefer investing in coupon or zero coupon bonds and why? (1 mark)