There are 15 total possibilities of pairs picked.
Number the workers 1-6 then match them up, remember not to double up.
Worker - numbers they can be paired with
1 - 2,3,4,5,6
2 - 3,4,5,6
3 - 4,5,6
4 - 5, 6
5 - 6
6 -- already matched up to everyone
Ol' Josh and Jose are just one of those pairs. They have a 1/15 chance of being picked.
GMAT Prep (Josh&Jose) Pract2
This topic has expert replies
Source: Beat The GMAT — Problem Solving |
-
ptgbeauregard
- Senior | Next Rank: 100 Posts
- Posts: 41
- Joined: Fri May 09, 2008 5:17 pm
- Location: Bethesda, MD
- Thanked: 4 times












