Search found 2 matches
- by prashantserai
Fri Apr 27, 2012 5:01 am- Forum: GMAT Strategy
- Topic: New MGMAT 5th Edition Strategy Guides - Win a Free Set!
- Replies: 133
- Views: 27648
Well, I would say this question is indeed best solved using combinatorics (you ll need to be accurate though!), because, it yields a straight one step solution. 2 people have to be chosen from 6 people. This can be done in 6C2 unique ways. Definitely, J & J get chosen in one set, and only one se...
- by prashantserai
Tue Dec 20, 2011 11:04 am- Forum: Problem Solving
- Topic: Joshua and Jose work at an auto repair center
- Replies: 6
- Views: 2436