6. Cash manager Ken Johnson just picked up the financial newspaper and is having trouble understanding the jargon. He notices that at a recent Treasury auction of 13-week Treasury bills, the lowest price bid for $10,000 bills was 97.569 percent of par. Can you help Ken understand the various yield calculations? a. What is the discount yield on these securities? b. What is the coupon-equivalent yield on the Treasury bills? c. What is the annual effective yield on the Treasury bills? d. Comment on the relationship between the results you got in problems a throngh c