Mona design wishes to estimate the value of its outstanding 25-year
bond with the following features. The annual coupon rate for the
first 10 years will be 5% of the face value of 1000. After 10
years, the annual coupon rate will increasse to 8% for the
remaining 15 yesrs. what is the value of this bond, if Mona design
is rated BBB. (BBB rated bonds are trading at a default spread of
0.75% over the Treasury bond rate of 7%) (solve using financial
calculator)