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Helpful Resources
We invite all community contributors to share resources that are deemed to help students beat the GMAT. We've created individual threads to match the main topics, so please select the best fit for your content carefully.3973
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primes
by mberkowitz » Tue Oct 07, 2008 7:52 pm
what is the fastest way to figure out if a large number is prime in...
2
Last post by navalpike
Mon May 25, 2009 8:02 pm
Mon May 25, 2009 8:02 pm
DETECTION:weak areas!
by uptowngirl92 » Sat May 23, 2009 3:02 am
Hey guys, My GMAT process is ongoing and by keeping a detailed log of...
1
Last post by gmatplayer
Mon May 25, 2009 4:02 pm
Mon May 25, 2009 4:02 pm
Upper Bin PS and DS w/ Answers
by skang357 » Fri May 22, 2009 12:27 am
As if you guys don't have enough GMAT material overload already. Lord...
1
Last post by cramya
Fri May 22, 2009 11:02 pm
Fri May 22, 2009 11:02 pm
EZ SOLUTIONS QUANT SERIES
by hardikrs » Thu Feb 12, 2009 6:41 am
Hello, This book has great reviews on Amazon --- EZ SOLUTIONS QUANT...
9
Last post by chillgmat
Thu May 21, 2009 9:44 am
Thu May 21, 2009 9:44 am
Square Root Question????
by dsheppard » Tue May 12, 2009 4:06 pm
Hello!!! A little help Please! How would you multiply: (2 sqrt 2) X...
1
Last post by Neo2000
Tue May 12, 2009 6:49 pm
Tue May 12, 2009 6:49 pm
OG11 or OG12 in PDF Format
by aakarim » Mon May 11, 2009 12:18 am
Hi there... Does anyone know of a PDF version of OG11 or OG12 ?...
1
Last post by tdadic84
Tue May 12, 2009 10:56 am
Tue May 12, 2009 10:56 am
OG11 PS 154 - Views appreciated!
by T_A_M » Sun Apr 19, 2009 3:05 am
Hey guys! Would like your views on OG11 PS 154. An empty pool being...
2
Last post by Svedankae
Sun May 10, 2009 12:51 pm
Sun May 10, 2009 12:51 pm
99 Level 700+ Quant Problems
by joostinshu » Mon May 04, 2009 7:00 am
Does anyone have the solutions to the 700 level quant problems which...
5
Last post by doclkk
Sun May 10, 2009 7:11 am
Sun May 10, 2009 7:11 am
Practice Exams other than Manhattan GMAT
by joostinshu » Wed May 06, 2009 6:06 am
My dilemma is this --- I have used all the Manhattan GMAT exams...
1
Last post by Brent@GMATPrepNow
Wed May 06, 2009 8:12 am
Wed May 06, 2009 8:12 am
Strange GMAT Math Question
by SShah » Tue May 05, 2009 10:05 am
I was taking a test last night and saw a math question that I have...
2
Last post by joostinshu
Wed May 06, 2009 6:03 am
Wed May 06, 2009 6:03 am
Absolute value, inequalities and root - all in one shot.
by doctortt » Mon May 04, 2009 11:09 am
How do you deal with a problem that contains all of them? absolute...
0
Last post by doctortt
Mon May 04, 2009 11:09 am
Mon May 04, 2009 11:09 am
Mistake in Official Guide 11th Edition?
by bigeater1 » Sat May 02, 2009 10:55 am
Hi all, In the Official GMAT Guide 11th Edition (Orange/Yellow...
2
Last post by Ian Stewart
Sun May 03, 2009 2:41 am
Sun May 03, 2009 2:41 am
Answer explanations
by anthony.j » Mon Apr 27, 2009 6:47 am
Hello All, I did a quick search of the MBs and did not see this...
1
Last post by DanaJ
Thu Apr 30, 2009 9:45 am
Thu Apr 30, 2009 9:45 am
flash cards
by pablo1 » Tue Apr 28, 2009 8:10 pm
does anybody know why to determine the number of integers less than...
1
Last post by mixpanda
Wed Apr 29, 2009 12:57 pm
Wed Apr 29, 2009 12:57 pm
geometry question (square vs rhombus)
by nazlysaey » Sun Apr 19, 2009 4:37 am
a square has equal sides and equal angles, while the rhombus has...
3
Last post by mixpanda
Wed Apr 29, 2009 12:39 pm
Wed Apr 29, 2009 12:39 pm
On-line tutor (free!)
by T_A_M » Tue Apr 21, 2009 1:23 pm
All GMAT folk 1. OG guides are the best to cracking the GMAT 2. is...
3
Last post by bynddrvn
Fri Apr 24, 2009 10:59 am
Fri Apr 24, 2009 10:59 am
Math/PS in the OG : in line with real GMAT difficulty ?
by piren » Sun Aug 13, 2006 2:36 am
Hi all, Glad to have found this GMAT forum, it's good to know that...
11
Last post by lunarpower
Wed Apr 22, 2009 12:53 am
Wed Apr 22, 2009 12:53 am
DS/PS number theory questions
by krishnakumarhod » Fri Apr 17, 2009 7:36 pm
Hi I am very weak in the DS section on number thoery(Mainly the ones...
0
Last post by krishnakumarhod
Fri Apr 17, 2009 7:36 pm
Fri Apr 17, 2009 7:36 pm
GMAT question
by Munkaboo » Wed Apr 15, 2009 11:24 am
I had a problem on my last gmat that, I dont remember the specifics,...
1
Last post by 4seasoncentre
Wed Apr 15, 2009 6:26 pm
Wed Apr 15, 2009 6:26 pm
equilateral triangle area
by Xbond » Tue Apr 14, 2009 12:04 pm
Hi there, How do you calculate the area of equilateral triangle What...
2
Last post by Ossa
Wed Apr 15, 2009 1:04 pm
Wed Apr 15, 2009 1:04 pm
Number Properties and Rate Problem Study Materials
by jgrontko » Thu Mar 19, 2009 8:38 am
Hello, This is my first time posting here as I'm getting ready to...
4
Last post by uniqzoe
Wed Apr 15, 2009 4:49 am
Wed Apr 15, 2009 4:49 am
Looking for DS Qs testing Abs values
by sankruth » Sun Jan 20, 2008 11:36 am
Does anyone have a cache of DS questions (difficult level: hard -...
3
Last post by nasa
Tue Apr 14, 2009 9:29 pm
Tue Apr 14, 2009 9:29 pm
absolute value question prob??
by willbeatthegmat » Wed Sep 24, 2008 7:02 am
Q1- If y= |x+7| + |2-x|, Is y=9? 1)x<2 2)x>-7 Ans: C Q-2 Find k...
10
Last post by maihuna
Tue Apr 14, 2009 8:08 am
Tue Apr 14, 2009 8:08 am
Probability problems in GMAT
by fleurdelisse » Sat Apr 04, 2009 11:31 pm
For those who did the GMAT, is it true that GMAT are having more and...
1
Last post by gabriel
Thu Apr 09, 2009 9:37 am
Thu Apr 09, 2009 9:37 am
Absolute Value
by apple100 » Tue Apr 07, 2009 6:31 pm
1. 1 > |x^2| 2. 1 < |x^2| 3. 1 > |x|^2 4. 1 < |x|^2 How...
1
Last post by Ian Stewart
Tue Apr 07, 2009 7:05 pm
Tue Apr 07, 2009 7:05 pm
question about inequalities and absolute values
by jc114 » Wed Apr 18, 2007 3:24 pm
I have a question about inequalities (especially in those DS...
9
Last post by Ian Stewart
Tue Apr 07, 2009 6:50 pm
Tue Apr 07, 2009 6:50 pm
Which is the hardest topic in math?
by doctortt » Sun Apr 05, 2009 6:15 am
From your expereince, which is the hardest topic in the math section?
4
Last post by hk
Mon Apr 06, 2009 1:04 pm
Mon Apr 06, 2009 1:04 pm
Looking for hard questions
by kayser » Fri Feb 06, 2009 3:08 pm
Hey team, I'm a little tired of questions that seem too easy......
14
Last post by sanju09
Thu Apr 02, 2009 6:33 am
Thu Apr 02, 2009 6:33 am
Probably a redux, but what's the best online math guide
by Munkaboo » Fri Mar 27, 2009 8:24 pm
I got deferred to the program that I was applying to, and they want...
1
Last post by TedCornell
Thu Apr 02, 2009 12:49 am
Thu Apr 02, 2009 12:49 am
How to Improve Number Properties -- Strategy-- Help
by chetanojha » Mon Mar 30, 2009 12:18 pm
Hi All, I have been reading threads in the forum. I need quite an...
1
Last post by logitech
Mon Mar 30, 2009 7:31 pm
Mon Mar 30, 2009 7:31 pm
%age of DS Qs in Quantitative section
by nonimelb » Fri Mar 27, 2009 4:42 am
What is the percentage of DS Qs in test?
0
Last post by nonimelb
Fri Mar 27, 2009 4:42 am
Fri Mar 27, 2009 4:42 am
Looking for Math Private Tutor
by choplace » Sat Mar 07, 2009 10:26 pm
Hi, I've been studying close to two months with lots of materials...
6
Last post by TedCornell
Wed Mar 25, 2009 10:37 pm
Wed Mar 25, 2009 10:37 pm
How Did This Problem Change Signs?
by BlindVision » Wed Mar 25, 2009 6:48 pm
2k = pw - 2w^2 2w^2 - pw + 2k = 0 I thought subtracting 2k from each...
4
Last post by BlindVision
Wed Mar 25, 2009 7:53 pm
Wed Mar 25, 2009 7:53 pm
Manhattan GMAT
by Haroon » Wed Mar 25, 2009 1:12 pm
Hi, Has anyone got PDFs of the following they can share? Manhatten...
2
Last post by Haroon
Wed Mar 25, 2009 2:03 pm
Wed Mar 25, 2009 2:03 pm
GMAT official Guide Math Supplement Grading?
by RBurroughs » Mon Mar 23, 2009 9:16 pm
I've been google'ing for a while but can't seem to find how to score...
4
Last post by RBurroughs
Tue Mar 24, 2009 8:51 pm
Tue Mar 24, 2009 8:51 pm
Negative Number Raised to a Power
by BlindVision » Mon Mar 23, 2009 3:42 pm
Can someone refresh me on a rule or illustrate the logic that a...
7
Last post by cramya
Tue Mar 24, 2009 4:38 pm
Tue Mar 24, 2009 4:38 pm
important questions to solve: please help ASAP..i have exam
by bsingh3 » Tue Mar 24, 2009 10:30 am
1) how many real roots does 4X^6 + 3X^4+20=0 has? 2) y=ax^2+bx+c=0,...
1
Last post by Ian Stewart
Tue Mar 24, 2009 4:27 pm
Tue Mar 24, 2009 4:27 pm
KAPLAN CD 2008 CATs -> No Solutions/Explanations?
by m5enigma » Wed Mar 26, 2008 7:09 pm
hi i just did the tutorials in the Kaplan Premier CD of 2008. there...
5
Last post by angel11
Tue Mar 24, 2009 8:14 am
Tue Mar 24, 2009 8:14 am
Kaplan GMAT Math Workbook 6th Ed?
by evanc » Sun Mar 22, 2009 2:29 pm
I just got this book...it's pretty straightforward but Im wondering...
0
Last post by evanc
Sun Mar 22, 2009 2:29 pm
Sun Mar 22, 2009 2:29 pm
remainder questions
by apple100 » Fri Mar 20, 2009 12:41 am
what is the general approach to remainder questions?
1
Last post by Brent@GMATPrepNow
Fri Mar 20, 2009 3:54 pm
Fri Mar 20, 2009 3:54 pm
are the OG questions in order of difficulty ?
by II » Mon Jan 07, 2008 11:18 am
Quick question: Are the questions in the OG 11th Edition in order of...
5
Last post by pJackson79
Wed Mar 18, 2009 6:25 pm
Wed Mar 18, 2009 6:25 pm
Scientific Notation vs Exponents
by anniev2 » Wed Mar 18, 2009 5:43 am
I do not understand why in this situation the decimal point in 10 is...
1
Last post by Ian Stewart
Wed Mar 18, 2009 5:54 am
Wed Mar 18, 2009 5:54 am
Need a Refresher on Algebraic Sign Operations
by BlindVision » Tue Mar 10, 2009 3:27 pm
It's been aeons since I've taken Algebra and wanted to kindly ask for...
3
Last post by BlindVision
Tue Mar 10, 2009 9:18 pm
Tue Mar 10, 2009 9:18 pm
Algebra - why is this wrong?
by jmagnuss » Tue Mar 03, 2009 10:57 am
This is from the GMAT800, page 246 Q5: if x=3 and y=4, what is...
3
Last post by jmagnuss
Mon Mar 09, 2009 7:22 pm
Mon Mar 09, 2009 7:22 pm
Taking GMAT exactly a month from now
by KICKGMATASS123 » Mon Mar 09, 2009 12:26 pm
My score is 560 right now..and I'm studying full time for a month.....
0
Last post by KICKGMATASS123
Mon Mar 09, 2009 12:26 pm
Mon Mar 09, 2009 12:26 pm
quant skills
by quantskills » Thu Mar 05, 2009 1:49 am
Hi anyone has copy of quant skills Gmat.Ihave few chapters .i AM...
0
Last post by quantskills
Thu Mar 05, 2009 1:49 am
Thu Mar 05, 2009 1:49 am
OG10 & OC11: duplicate questions in GMAC practice exams?
by ken3233 » Wed Mar 04, 2009 4:56 pm
Recently I took the two GMAC practice exams, just to gauge my...
1
Last post by Ian Stewart
Wed Mar 04, 2009 6:46 pm
Wed Mar 04, 2009 6:46 pm
translate into equation
by Uri » Wed Mar 04, 2009 4:36 am
k is 3 times greater than m. does it mean k=3m + m = 4m? or is it k...
5
Last post by Uri
Wed Mar 04, 2009 1:18 pm
Wed Mar 04, 2009 1:18 pm
need to boost my maths skills
by Abboud » Tue Mar 03, 2009 1:58 pm
hi all i have been practicing for my GMAT for around 5 weeks now -...
1
Last post by praxis
Wed Mar 04, 2009 8:33 am
Wed Mar 04, 2009 8:33 am