Find all School-related info fast with the new School-Specific MBA Forum

It is currently 24 Jul 2014, 07:46

Close

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
Your Progress

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

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

Find the number of ways in which 5 boys and 5 girls may be

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Director
Director
avatar
Joined: 03 Jul 2003
Posts: 656
Followers: 2

Kudos [?]: 10 [0], given: 0

GMAT Tests User
Find the number of ways in which 5 boys and 5 girls may be [#permalink] New post 06 Jan 2004, 15:04
Find the number of ways in which 5 boys and 5 girls may be seated in a row so that no two girls are together.
Director
Director
User avatar
Joined: 14 Oct 2003
Posts: 592
Location: On Vacation at My Crawford, Texas Ranch
Followers: 1

Kudos [?]: 4 [0], given: 0

GMAT Tests User
Re: Comb - boys and girls [#permalink] New post 06 Jan 2004, 15:32
kpadma wrote:
Find the number of ways in which 5 boys and 5 girls may be seated in a row so that no two girls are together.


could be

G B G B G B G B G B

or

B G B G B G B G B G

thus (5! x 5!)x2 = 28,880
Director
Director
avatar
Joined: 03 Jul 2003
Posts: 656
Followers: 2

Kudos [?]: 10 [0], given: 0

GMAT Tests User
 [#permalink] New post 06 Jan 2004, 16:25
Ans: 28800 is correct!
GMAT Club Legend
GMAT Club Legend
avatar
Joined: 15 Dec 2003
Posts: 4318
Followers: 17

Kudos [?]: 147 [0], given: 0

GMAT Tests User
 [#permalink] New post 06 Jan 2004, 16:46
:oops: Yup, forgot the possibility that it could interchangeably start by a boy or a girl
_________________

Best Regards,

Paul

Director
Director
avatar
Joined: 03 Jul 2003
Posts: 656
Followers: 2

Kudos [?]: 10 [0], given: 0

GMAT Tests User
 [#permalink] New post 09 Jan 2004, 13:26
Sorry folks!
This answer is correct if "Find the number of ways in which 5 boys and 5 girls can be seated alternately in a row?"
kpadma wrote:
Ans: 28800 is correct!

The correct answer for the posted question is 86400.

:? :oops:
  [#permalink] 09 Jan 2004, 13:26
    Similar topics Author Replies Last post
Similar
Topics:
Experts publish their posts in the topic In how many ways can 5 boys and 3 girls be seated on 8 voodoochild 4 24 Sep 2012, 12:02
1 Experts publish their posts in the topic Find the ways in which 4 boys and 4 girls can be seated mushyyy 2 21 Jan 2012, 10:01
1 The choir consists of 5 boys and 6 girls. In how many ways IrinaOK 8 10 Oct 2007, 22:36
Find the numbers of ways in which 4 boys and 4 girls can be anirban16 9 19 Apr 2005, 17:23
Find the number of ways in which 4 boys and 4 girls can be lastochka 9 18 Aug 2004, 15:38
Display posts from previous: Sort by

Find the number of ways in which 5 boys and 5 girls may be

  Question banks Downloads My Bookmarks Reviews Important topics  


GMAT Club MBA Forum Home| About| Privacy Policy| Terms and Conditions| GMAT Club Rules| Contact| Sitemap

Powered by phpBB © phpBB Group and phpBB SEO

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®.