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

It is currently 14 Jul 2014, 05:11

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

I am having trouble with Quant problems wherein the

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Intern
Intern
avatar
Joined: 14 Jul 2006
Posts: 48
Followers: 0

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

I am having trouble with Quant problems wherein the [#permalink] New post 28 Dec 2006, 02:21
I am having trouble with Quant problems wherein the following type of calculations are required:

(2^30-2^29)+2^31 (Read as 2 raise to the power 30 and so on)

Please help!
SVP
SVP
User avatar
Joined: 01 May 2006
Posts: 1817
Followers: 8

Kudos [?]: 86 [0], given: 0

GMAT Tests User
 [#permalink] New post 28 Dec 2006, 02:35
I don't know the result that u need to get :)... But, I proceed like this :)

(2^30-2^29)+2^31
= 2^29*(2-1) + 2^31
= 2^29 + 2^31
= 2^29*(1+2^2)
= 5*2^29
Intern
Intern
avatar
Joined: 14 Jul 2006
Posts: 48
Followers: 0

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

thats d answer... [#permalink] New post 28 Dec 2006, 02:52
Well, thats the right approach, I think so...

cuz d answer is right...So simple yet so unthinkable!
SVP
SVP
User avatar
Joined: 01 May 2006
Posts: 1817
Followers: 8

Kudos [?]: 86 [0], given: 0

GMAT Tests User
Re: thats d answer... [#permalink] New post 28 Dec 2006, 03:20
bhalla.sumant wrote:
Well, thats the right approach, I think so...

cuz d answer is right...So simple yet so unthinkable!


Sometimes to simplify, we need to factorize first rather than expand the expressions :)
Re: thats d answer...   [#permalink] 28 Dec 2006, 03:20
    Similar topics Author Replies Last post
Similar
Topics:
I have attached one more GMAT PREP 2 quant problem that I am burnttwinky 2 13 Apr 2010, 22:18
2 I am having trouble understanding the concept here. Can balboa 2 23 Jul 2008, 16:23
I am having no end of trouble with the DS questions. I have rick_reeves 1 04 Jun 2007, 09:43
I am having some trouble with coming up with the assumption mrmikec 1 18 Apr 2006, 09:27
I am having trouble with symetric probability. So if a coin damit 12 15 Aug 2004, 11:48
Display posts from previous: Sort by

I am having trouble with Quant problems wherein the

  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®.