A man buys a corporate bond from a bond brokerage house for $875. The bond has a face value of $1000 and a 4% coupon rate paid semi annually. If the bond will be paid off at the end of 12 years, what...

A man buys a corporate bond from a bond brokerage house for $875. The bond has a face value of $1000 and a 4% coupon rate paid semi annually. If the bond will be paid off at the end of 12 years, what rate of return will be recieved? *please show all formulas that are used*