|
- 精华
- 0
- 积分
- 3070
- 经验
- 3070 点
- 威望
- 306 点
- 金钱
- 306 ￥
- 魅力
- 306
|
Prep-PS-71
A certain law firm consists of 4 senior partners and 6 junior partners. How many different groups of 3 partners can be formed in which at least one member of the group is a senior partner? (Two groups are considered different if at least one group member is different.)
(A) 48
(B) 100
(C) 120
(D) 288
(E) 600 |
|
