The Nickelodeon Manufacturing Co

The Nickelodeon Manufacturing Co. has a series of $1,000 par value bonds outstanding. Each bond pays interest semi annually and carries a coupon rate of 7%. Some bonds are due in 3 years while others are due in 10 years. If the required rate of return on bonds is 10%, what is the current price of A) the bonds with 3 years to maturity? B) the bonds with 10 years to maturity? C) Explain the relationship between the number of years until a bond matures and its price.