the answer says 2.8% interest rate. But if it is sold at premium, wouldnt the interest rate be higher than the market rate?

Bonds Practice Problem III 4. Zippy Inc. sold 25 year bonds with a face value of $1,000,000 and a coupon rate of 3 percent. They received $ 1,075,000 for the bonds. The market interest rate for 25 year bonds was? (a) 3.5% (b) 7.5% (c) 2.8% (d) 3.0% I