Calculate the fair present values of the following bonds, all of which pay interest semiannually, have a face value of,$1000, have 5 years remaining to maturity, and have a required rate of return of 10 percent

1. the bond has a 6 percent coupon rate.
2. the bond has a 8 percent coupon rate.
3. the bond has a 10 percent coupon rate.
4. what do your answers to parts (a) through (c) say about the relation between coupon rates and present values