Suppose you bought a 7.2 percent (annually) coupon bond one year ago for $945. The bond sells for $990 today. (Do not round intermediate calculations. Round the final answers to 2 decimal places. Omit $ sign in your response.)

a. Assuming a $1,000 face value, what was your total dollar return on this investment over the past year?

Total dollar return $

b. What was your total nominal rate of return on this investment over the past year?

Nominal rate of return %