Find the interest rates earned on each of the following. Round your answers to the nearest whole number. You borrow $650 and promise to pay back $689 at the end of 1 year. You borrow $74,000 and promise to pay back $155,426 at the end of 5 years. You borrow $14,000 and promise to make payments of $3,693.20 at the end of each year for 5 years.