6 Consider a 7 year bond with face value $1,000 that pays an 8.4% coupon semi-annually and has a yield-to-maturity of 6.9%. What is the approximate percentage change in the price of bond if interest rates in the economy are expected to increase by 0.40% per year? Submit your answer as a percentage and round to two decimal places. (Hint: What is the expected price of the bond before and after the change in interest rates?)