A bank offers your firm a revolving credit arrangement for up to 58 million at an interest rate of 1.51 percent per quarter. The bank also requires you to maintain a compensating balance of 6 percent against the unused portion of the credit line, to be deposited in a non-interest bearing account. Assume you have a short-term investment account at the bank that pays .92 percent per quarter, and assume that the bank uses compound interest on its revolving credit loans. What is your effective annual interest rate if your firm does not use it during the year? What is your effective annual interest rate if you borrow 32 million and repay it in one year? What is your effective annual interest rate if you borrow 58 million and repay it within a year?