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

It is currently 16 Sep 2014, 01:49

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

PS Crystal Spheres

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Current Student
User avatar
Joined: 29 Jan 2005
Posts: 5252
Followers: 23

Kudos [?]: 130 [0], given: 0

GMAT Tests User Reviews Badge
PS Crystal Spheres [#permalink] New post 03 Sep 2006, 04:43
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
See attachment
Attachments

Crystal spheres.doc [68.5 KiB]
Downloaded 70 times

To download please login or register as a user

Senior Manager
Senior Manager
avatar
Joined: 14 Jul 2005
Posts: 405
Followers: 1

Kudos [?]: 8 [0], given: 0

GMAT Tests User
 [#permalink] New post 03 Sep 2006, 06:54
E 7/8

Volume of cube = x^3
Volume of sphere = 4/3*pi*r^3

Say x=4, then d=2 and r=1

Vol of cube = 64
Vol of 2 spheres = 2*[4/3 * pi * 1^3] = 8 (approx)

Hence %age filled with powder = 56/64 = 7/8
CEO
CEO
User avatar
Joined: 20 Nov 2005
Posts: 2922
Schools: Completed at SAID BUSINESS SCHOOL, OXFORD - Class of 2008
Followers: 15

Kudos [?]: 80 [0], given: 0

GMAT Tests User
 [#permalink] New post 03 Sep 2006, 23:23
x^3 - 2 * 4/3 * 22/7 * x^3/64
x^3 * (1-11/84) = x^3 * 75/84

approx 7/8
_________________

SAID BUSINESS SCHOOL, OXFORD - MBA CLASS OF 2008

  [#permalink] 03 Sep 2006, 23:23
    Similar topics Author Replies Last post
Similar
Topics:
PS - Crystal Ball priyankur_saha@ml.com 3 25 Mar 2009, 12:12
PS - sphere gk3.14 2 14 Dec 2006, 16:34
PS: Sphere govinam 5 28 Sep 2006, 10:20
Two crystal spheres of diameter x/2 are being packed in a X & Y 1 24 Sep 2006, 11:42
Display posts from previous: Sort by

PS Crystal Spheres

  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®.