Tarea purchased 15 triple tax-free municipal bonds with a par value of $1,000 each and a coupon rate of 6% with a maturation date of 2031. The municipal bond coupons pay out every six months, what interest payment should Tarea expect to receive on all 15 bonds in total semiannually for the next 10 years?

what are the annual federal tax consequences for Tarea on the interest earned from the tax-free municipal bonds if she is in the 37% tax bracket?