explain how to find using financial calculator please

1. Two 25-year maturity mortgage-backed bonds are issued. The first bond has a par value of $10,000 and promises to pay a 10.5 percent annual coupon, while the second is a zero coupon bond that promises to pay $10,000 (par) after 25 years, including accrued interest at 10 percent, At issue, bond market investors require a 12 percent interest rate on both bonds. a. What is the initial price on each bond