please solve correctly all 3 questions if you want a thumbs instantly.

Q1. If a $1000, 8% coupon, semiannual bond that has 3 years till maturity, is last traded at Rs 901.65, calculate the annual Yield to maturity for the investors. Q2. Calculate the current value of $2000 semiannual bond with a coupon rate of 10% and 7 years left till maturity. The yield on the comparable bond can be calculated by adding the Risk premium of 5% in the nominal risk-free rate of 3%. Q3. For a $ 5000, 10% coupon, semiannual bond with 5 years left to maturity, calculate the present value of coupon payments only if the required rate of return on that bond is 12%