An insurance company is analyzing the following three bonds, each with five years to maturity, annual interest payments, and is using duration as the measure of interest rate risk

what is the duration of each of these three bonds ?

a.$10,000 par value, coupon rate=9%, rb=0.1 ____ years

b.$10,000 par value, coupon rate = 11%, rb = 0.1 _____ years

c.10,000 par value, coupon rate=13%, rb 0.1 ______ years

round to two decimal places.