What is the current value of a zero coupon bond with a face value of $3,900 and 20 years to maturity if it's yield to maturity is 5% per year compounded semi-annually? Round your answer to the nearest dollar.

What is the current Yield to Maturity (YTM) of a zero coupon bond with a face value of $1,100 and 5 years to maturity currently selling for 81% of its face value. Express your answer as a percentage (i.e. % per year compounded semi-annually) rounded to two decimal places.