The market price of a semi-annual pay bond is $987.40. It has 28.00 years to maturity and a yield to maturity of 7.29%. What is the coupon rate?

The market price of a semi-annual pay bond is $953.09. It has 20.00 years to maturity and a coupon rate of 5.00%. Par value is $1,000. What is the yield to maturity?

Answer format: Percentage Round to: 4 decimal places (Example: 9.2434%, % sign required. Will accept decimal format rounded to 6 decimal places (ex: 0.092434))

Today is Dereks 25th birthday. Derek has been advised that he needs to have $2,103,378.00 in his retirement account the day he turns 65. He estimates his retirement account will pay 4.00% interest. Assume he chooses not to deposit anything today. Rather he chooses to make annual deposits into the retirement account starting on his 28.00th birthday and ending on his 65th birthday. How much must those deposits be?

Answer format: Currency: Round to: 2 decimal places.

I would really appreciate the help! :)