If you purchase a zero coupon bond today for $225 and it matures at $1,000 in 11

Question:

If you purchase a zero bond today for $225 and it matures at $1,000 in 11 years, what rate of return will you earn on that bond (to the nearest 1/10 of 1 percent)?

Coupon
A coupon or coupon payment is the annual interest rate paid on a bond, expressed as a percentage of the face value and paid from issue date until maturity. Coupons are usually referred to in terms of the coupon rate (the sum of coupons paid in a...