Having trouble with this HW problem... please explain how you got the answer please!

A firm has an outstanding issue of bonds with a face value of $1,000 and a 9.5 percent coupon interest rate. The issue has 10 years remaining to its maturity date. Requirement 1: If interest is paid annually and the yield-to-maturity on these bonds is 12 percent, what is the current bond price? (Do not round intermediate calculations. Round your answer to 2 decimal places (e.g., 32.16).) Bond Price Requirement 2: What is the value of the bond if the bond paid interest semiannually rather than annually? (Do not round intermediate calculations. Round your answer to 2 decimal places (e.g., 32.16).) Bond Price $