Thatcher Corporation's bonds will mature in $20$ years. The bonds have a face value of $$1,000$ and a $12\%$ coupon rate, paid semiannually. The price of the bonds is $$850.$ The bonds are callable in $5$ years at a call price of $$1,050.$ What is their yield to maturity? What is their yield to call? Do not round intermediate calculations. Round your answers to two decimal places.