plese dont give me any wrong answer!!!

Effective rate of interest

Find the interest rates earned on each of the following. Round each answer to two decimal places.

A. You borrow $660 and promise to pay back $693 at the end of 1 year.

________ %

B. You lend $660 and the borrower promises to pay you $693 at the end of 1 year.

________ %

C. You borrow $92,000 and promise to pay back $852,428 at the end of 15 years.

________ %

D. You borrow $16,000 and promise to make payments of $5,001.00 at the end of each year for 5 years.

_________ %