Could I have help solving these problems I'm stuck on?

1. Even though most corporate bonds in the United States make coupon payments semiannually, bonds issued elsewhere often have annual coupon payments. Suppose a German company issues a bond with a par value of 1,000, 25 years to maturity, and a coupon rate of 6.3 percent paid annually.

If the yield to maturity is 7.4 percent, what is the current price of the bond?

Current Price __

2. Rhiannon Corporation has bonds on the market with 22.5 years to maturity, a YTM of 6.90 percent, and a current price of $1,057. The bonds make semiannual payments.

What must the coupon rate be on these bonds?

Coupon rate __ %