Intermediate corporate FINA

You are interested in a newly issued bond. It has 30 years to maturity. It is a $1000 par value, 6% coupon bond (with semiannual payments). The bond is callable in 12 years for par plus 2 coupon payments. If you paid $925 for this bond, what is the Yield to Call? (round to the 2nd decimal point X.Yz)