问题如下：
A T-bill is trade at $96,000 with a face value of $100,000,after 90 days,it will mature. Calculate the money market yield for this T-bill,
选项：
A.10.00%.
B.16.67%.
C.20.55%.
解释：
B is correct.
(4,000 / 96,000)(360 / 90) =16.67%
为什么不是(4,000 / 96,000) 的 （360/90）次方
