It is currently 19 Nov 2017, 23:07

### GMAT Club Daily Prep

#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# A class consists of 12 girls and 10 boys. In how many ways

Author Message
Manager
Joined: 28 Aug 2004
Posts: 205

Kudos [?]: 2 [0], given: 0

A class consists of 12 girls and 10 boys. In how many ways [#permalink]

### Show Tags

06 Jun 2005, 02:22
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

A class consists of 12 girls and 10 boys. In how many ways can the class form a line if the girls always remain in order from shortest to tallest within the line and the boys always remain in order from tallest to shortest within the line?

Kudos [?]: 2 [0], given: 0

Director
Joined: 18 Apr 2005
Posts: 543

Kudos [?]: 37 [0], given: 0

Location: Canuckland

### Show Tags

06 Jun 2005, 03:49
Dan wrote:
A class consists of 12 girls and 10 boys. In how many ways can the class form a line if the girls always remain in order from shortest to tallest within the line and the boys always remain in order from tallest to shortest within the line?

22!/(12!10!) = 646,646

Kudos [?]: 37 [0], given: 0

Senior Manager
Joined: 17 Apr 2005
Posts: 372

Kudos [?]: 30 [0], given: 0

Location: India

### Show Tags

06 Jun 2005, 09:29
awesome improvisation sparky.

HMTG.

Kudos [?]: 30 [0], given: 0

06 Jun 2005, 09:29
Display posts from previous: Sort by

# A class consists of 12 girls and 10 boys. In how many ways

Moderator: chetan2u

 Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.