问题
单项选择题
3,8,24,48,120,()。
A.148
B.156
C.168
D.178
答案
参考答案:C
解析:
质数平方数列变式。3=22-1,8=32-1,24=52-1,48=72-1,120=112-1,故下一项为132-1=168。
3,8,24,48,120,()。
A.148
B.156
C.168
D.178
参考答案:C
解析:
质数平方数列变式。3=22-1,8=32-1,24=52-1,48=72-1,120=112-1,故下一项为132-1=168。
An investor does research about investment return and gathers the following nformation about a portfolio:
Year | Return |
2009 | 11% |
2010 | 7% |
2011 | 3% |
A. less than the money-weighted rate of return.
B. the same as the money-weighted rate of return.
C. greater than the money-weighted rate of return.