[計量] PP1-ps73
A certmain company has 18 qually applications for 4 open positions.
How many different groups of 4 applicants can be chosen by the company to
fill the position if the order of selection dose not matter?
A)18
B)72
C)180
D)1260
E)3060 answer: E
這一題意思看不太懂 不知能否幫忙翻譯一下!! 尤其是最後一句
if the order of selection dose not matter
是什麼意思??
感謝~~
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 123.193.7.93
推
06/19 02:16, , 1F
06/19 02:16, 1F
→
06/19 02:17, , 2F
06/19 02:17, 2F
GMAT 近期熱門文章
PTT職涯區 即時熱門文章