某软件开发项目，预算为40万元，计划在40个工作日内完成，当项目进行到第30个工作日时，项目经理对项目进行了绩效评估，结果是：项目完成当期计划进度的70%，花费了23万，按此绩效还需投入大约 （ ） 万元才能完成该项目。
- A.10
- B.12
- C.19
- D.21
正确答案及解析
正确答案
解析
ETC=(BAC-EV)/CPI=(BAC-EV) ×AC/EV=(40-21) ×23/21=20.81万元。
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