Q5: If you are the fund manager that invest in a bond portfolio of the three bonds. The portfolio structure is given as follows: Bond X Y Z Size $1.5 Million $0.8 Million $2.1 Million What is the portfolio duration? What is the meaning of this duration? (6 marks) Q5: If you are the fund manager that invest in a bond portfolio of the three bonds. The portfolio structure is given as follows: Bond X Y Z Size $1.5 Million $0.8 Million $2.1 Million What is the portfolio duration? What is the meaning of this duration? (6 marks)