$4.$ Calculating Returns

Suppose you bought a $7\mathrm{.}00\%$coupon bond one year ago for $$893.$ The bond sells for $$918$ today. $($Assuming a $$1,000$ face value$)$

a$)$ What was your total dollar return on this investment over the past year?

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

c$)$ If the inflation rate last year was $2\%,$ what was your total real rate of return?