Find the interest rates earned on each of the following. Round your answers to the nearest whole number. a. You borrow $710 and promise to pay back $781 at the end of 1 year. 10 % b. You lend $710 and the borrower promises to pay you $781 at the end of 1 year. 10 % c. You borrow $73,000 and promise to pay back $93,169 at the end of 5 years. I % d. You borrow $9,000 and promise to make payments of $2,684.80 at the end of each year for 5 years. %