3) Don makes a one time investment in the following way: he purchases a 30 year, $5,000 face value bond with semiannual coupons, and with a semiannual 4% coupon rate and a semiannual 6% yield rate. Immediately after receiving his coupons, he invests his coupons into an account earning a nominal semiannual interest rate of i(2) = 3%. Find how much is in the account after 30 years and find Don's nominal semiannual yield rate (i.e. the equivalent nominal semiannual rate i(2)) for the 30 year period