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

It is currently 18 Sep 2014, 01:48

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

Each of six students, four girls and two boys, spent an

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Current Student
User avatar
Joined: 11 May 2008
Posts: 559
Followers: 7

Kudos [?]: 22 [0], given: 0

GMAT Tests User
Each of six students, four girls and two boys, spent an [#permalink] New post 03 Sep 2008, 00:43
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
Each of six students, four girls and two boys, spent an average of $60 on books. If the girls spent a total amount of $300, how much did boy X and Y spend on books?
(1) X spent twice as much as Y spent on books.
(2) X spent $20 more than Y on books.
Current Student
User avatar
Joined: 11 May 2008
Posts: 559
Followers: 7

Kudos [?]: 22 [0], given: 0

GMAT Tests User
Re: books DS [#permalink] New post 03 Sep 2008, 05:25
hmmm.... not interesting? how come no ans?
SVP
SVP
User avatar
Joined: 07 Nov 2007
Posts: 1829
Location: New York
Followers: 27

Kudos [?]: 451 [0], given: 5

GMAT Tests User
Re: books DS [#permalink] New post 03 Sep 2008, 05:39
arjtryarjtry wrote:
Each of six students, four girls and two boys, spent an average of $60 on books. If the girls spent a total amount of $300, how much did boy X and Y spend on books?
(1) X spent twice as much as Y spent on books.
(2) X spent $20 more than Y on books.


six stuendents spend together = 60*6=360
boys spent = 360-300=60
X+Y=60
1) X=2Y
X=40 Y=20 suffcient
2) X=Y+20
X=40 Y=20
SUFFCIENT

D
_________________

Your attitude determines your altitude
Smiling wins more friends than frowning

Manager
Manager
avatar
Joined: 28 Aug 2008
Posts: 102
Followers: 1

Kudos [?]: 3 [0], given: 0

Re: books DS [#permalink] New post 03 Sep 2008, 10:33
D...

From 1:

60= (300+3y)/6
y=20
Suff

From 2:

60= (300+20+2y)/6
y=20
Suff
Re: books DS   [#permalink] 03 Sep 2008, 10:33
    Similar topics Author Replies Last post
Similar
Topics:
In a class of 30 students, there are 17 girls and 13 boys. axl_oz 8 24 Oct 2008, 13:16
Each of six students, four girls and two boys, spent an arjtryarjtry 2 25 Jul 2008, 02:38
In a class of 30 students, there are 17 girls and 13 boys. prasannar 2 28 Jun 2008, 00:06
Experts publish their posts in the topic Six boys and six girls sit in a row at random.Find the LM 2 22 Dec 2007, 21:04
From a group of three boys and four girls, a line of briozeal 3 15 May 2006, 18:31
Display posts from previous: Sort by

Each of six students, four girls and two boys, spent an

  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®.