问题如下:
Mary has a separate account for her annual savings which has a stated annual rate of 3% and compounding quarterly. At the end of each year, she transfers unequal cash flows into this account. Year 1: $500, Year 2: $800, Year 4: $300, Year 5: $500. How much will Mary save for her account at the end of year 5?
选项:
A. $2246.81
B. $2247.65
C. $2281.00
解释:
B is correct.
第一期的500,一共折现5年,一年4次,为什么不是20次而是16次。同理剩余年份的折现次数。