Bb B Allempts Keep the Highest/2 9. Problem 5.12 (Effective Rate of Interest) eBook Find the interest rates earned on each of the following Round your answers to the nee You borrow $720 and promise to pay back $756 at the end of 1 year % b. You lend $720, and the borrower promises to pay you $756 % end of 1 yeac c. You borrow $83,000 and promise to pay back $993,822 at the end of 15 years. 56 d. You borrow $12,000 and promise to make payments of $2,771.70 at the end of each year for 5 years. Grade it Now Save & Continue Continue without saving B 7