Please be clear in all your steps. Use a TI BA II calculator if you can but please explain the steps.

5. Bill purchased a 20 year 1,000 par value bond for 1,200. He sold the bond for 745 after 10 years. The bond paid annual coupons of 7%. The yield for bonds on similar risk and maturity bonds is 4.0%. What was the total return received on the bond? Value of coupons moved forward to maturity: 840.43 (N=10, I/Y = 4%, PMT = 70) Terminal value = 745+840.43 = 1,585.43 Total return: N = 10, PV = -1200, FV = 1,585.43 CPT I/Y = 2.82%