sandra waterman purchased a 52-week, $2,200 t-bill issued by the u.s. treasury. the purchase price was $2,194. a. What is the amount of the discount? b. What is the amount Ms. Waterman will receive when the T-bill matures? c. What is the current yield for the 52-week T-bill? (Enter your answer as a percent rounded to 2 decimal places.)