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Quantitative Reasoning

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Picking numers - does it work?
by nehs »
Does the picking numbers/plugging-in numbers strategy as given for...
3
Last post by nehs
Mon Aug 30, 2010 11:45 am
Standard Deviation
by Anahatha »
I have 2 doubts regarding SD: If two sets have equal number of terms...
3
Last post by uwhusky
Mon Aug 30, 2010 12:25 am
Best GMAT Practice Tests – GWD-TN-24
by eseller »
Edited by moderator
5
Last post by DanaJ
Sat Aug 28, 2010 4:21 pm
all three of these devices
by sanju09 »
In a village of 100 households, 75 have at least one DVD player, 80...
3
Last post by Tani
Sat Aug 28, 2010 9:55 am
Looking for Difficult Questions
by Makushr1 »
I'm looking for a book or a downloabable list of the more difficult...
4
Last post by Tani
Fri Aug 27, 2010 1:48 pm
Application of Squaring integers ending in five
by sirjon »
I wish to share one important use of what I call middle square values...
1
Last post by sirjon
Thu Aug 26, 2010 10:23 pm
Problem 31 Data Sufficiency OG Quant review 2nd edition
by Wg1045 »
kso I was doing some problems in quant review second edition and I...
1
Last post by Brian@VeritasPrep
Thu Aug 26, 2010 1:02 pm
Co-ordinate geometry
by aloneontheedge »
Hey Guys, Do u have any reference materials for co-ordinate geometry,...
2
Last post by Tani
Wed Aug 25, 2010 7:48 pm
Question abot the Math part
by Mustika »
Hi I have a general question about the math part. In the official...
2
Last post by Brian@VeritasPrep
Wed Aug 25, 2010 2:57 pm
Futurama - New Math Theorem
by Makushr1 »
Not sure if anyone watches Futurama, but the latest episode, one of...
2
Last post by Brian@VeritasPrep
Tue Aug 24, 2010 8:42 am
Confused on this problem on roots.
by w0283767 »
The size of a square computer screen is measured by the length of its...
4
Last post by Tani
Mon Aug 23, 2010 4:44 pm
Exponenent Simplification
by Jinglander »
What are the rules for simplifiing added exponents. ie. 2^x+2^x
5
Last post by Tani
Mon Aug 23, 2010 10:59 am
prime numbers rule
by Gurpinder »
hey guys, i have a question regarding prime numbers rules. lets say...
3
Last post by Gurpinder
Mon Aug 23, 2010 10:15 am
If I want to be at 43-45 quant raw score..
by jaiti »
Good Afternoon. First time poster long time visitor. I have a quick...
3
Last post by Tani
Sun Aug 22, 2010 7:23 am
Optimization Problems
by Cinji18 »
At the end of CH. 11 of MGMAT Equations, Inequalities, & VICs...
1
Last post by Tani
Sun Aug 22, 2010 7:17 am
concept check:parallel to y-axis
by syflysun »
if line k is parallel to y-axis, then the slope of line k is A. not...
4
Last post by Tani
Sat Aug 21, 2010 2:27 pm
A very silly question...
by ketandoshi »
A very silly question :-) .....what is (25/3/12) is it equal to...
1
Last post by Tani
Thu Aug 19, 2010 7:34 pm
Need help with exponents
by dkim0105 »
Im working on the GMAT and can't figure this out. Forgot how to...
3
Last post by Tani
Wed Aug 18, 2010 5:05 pm
Carpet price problem
by Sampits »
Hi Experts, I have another question for you guys, this is the...
4
Last post by acemans
Wed Aug 18, 2010 8:34 am
a woman would be picked
by sanju09 »
There are 10 women and 3 men in Room A. One person is picked at...
4
Last post by jrikhraj
Tue Aug 17, 2010 9:43 pm
Question about Example in MGMAT Num Prop. Book
by srk228 »
Hi, I did a cursory check of the topics in this forum and I couldn't...
4
Last post by srk228
Tue Aug 17, 2010 9:11 pm
Word Problem Translation
by uwhusky »
I am interested to know if anyone knows any practice tools relating...
2
Last post by uwhusky
Mon Aug 16, 2010 1:15 pm
30 60 90 Triangle
by Jinglander »
I know that if you know a tirangle is a 30 60 90 and you know one...
3
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Sun Aug 15, 2010 4:52 pm
altitude of a equilateral
by Jinglander »
It is side * sqrt(3)/2. Can someone post the proof
2
Last post by Tani
Sun Aug 15, 2010 4:19 pm
Manhattan W.T. - Probability--More than one event AND vs. OR
by JGoode »
My question refers to pp 87-88 of the Probability section in the...
5
EXPERT REPLIES
Last post by JGoode
Sat Aug 14, 2010 2:06 pm
Terminating decimals
by punita »
Hi, Is there a general rule for terminating decimals? How can we...
3
Last post by findmimi
Fri Aug 13, 2010 9:43 pm
Beat the gmat community! help me !
by ohhhkevo »
Hello everyone, i am having a difficult time solving these 2 problems...
5
Last post by roh00kan
Fri Aug 13, 2010 9:00 pm
Deviding and subtracting inequalities
by Jinglander »
MGMAT says never do this. Can someone explain why
4
EXPERT REPLIES
Last post by Jinglander
Fri Aug 13, 2010 10:23 am
pascal's triangle and binomial theorem
by galit_d2d »
hi, I was reading from the counting, permutations and combinations...
1
Last post by arora007
Fri Aug 13, 2010 6:45 am
GMAT Prep Combo Question - pls answer specific question
by san2009 »
This question has been solved but I have a specific question that has...
6
Last post by Jill
Fri Aug 13, 2010 1:57 am
subtracting inequalities
by Jinglander »
MGMAT says never to do it. WHY
2
Last post by Jinglander
Thu Aug 12, 2010 12:10 pm
Sum of arithmetic progression
by Jinglander »
Can someone give me a good way to remember the formula, perhaps by...
2
Last post by Prashantbhardwaj
Thu Aug 12, 2010 11:34 am
a silly one- definition of a factor
by talcito »
Hey- Kaplan defines Factors as the positive integers that divide into...
1
Last post by KapTeacherEli
Wed Aug 11, 2010 11:55 am
explain product of consec. integers and divisibility
by Gurpinder »
in the MGMAT book, in number properties, they explain that the...
3
Last post by arora007
Wed Aug 11, 2010 9:38 am
error in Foundations of GMAT Math
by Gurpinder »
on page 129. Set 1, drill 2 question 3. look at the prime factor...
0
Last post by Gurpinder
Wed Aug 11, 2010 9:14 am
Creating my own practice questions.
by miurajose »
I would like to learn how to create math problems that resemble real...
0
Last post by miurajose
Wed Aug 11, 2010 8:02 am
Need Manhattan - Number properties
by sarvesh.gmat »
Hi champs, I have recently started my gmat prep. I have arranged some...
5
Last post by marksuza
Wed Aug 11, 2010 5:34 am
can anyone please explain this GMAT problem
by sheelanadh »
Find the number of rectangles excluding squares from a rectangle of...
7
EXPERT REPLIES
Last post by sheelanadh
Wed Aug 11, 2010 3:59 am
REDUNDANT PRIME
by Gurpinder »
hello world, i came across this concept in the mgmat number...
5
Last post by Brian@VeritasPrep
Tue Aug 10, 2010 3:59 pm
LBS and Oxford
by Thouraya »
Dear All, If my top two schools are 1)LBS and 2)Oxford, and I took my...
0
Last post by Thouraya
Tue Aug 10, 2010 5:24 am
Combinations
by Thouraya »
Dear Stacey Koprince, Many thanks for your ongoing help. I have two...
5
Last post by sanju09
Tue Aug 10, 2010 1:29 am
Addition table
by anhe123 »
In the addition table shown above, what is the value of m+n? A) -19...
3
Last post by anhe123
Tue Aug 10, 2010 1:01 am
Sum of numbers
by surajgarg »
If n is an odd number, and the sum of all the even numbers between 1...
4
Last post by selango
Mon Aug 09, 2010 11:19 pm
Can primes be negative?
by RumpelThickSkin »
Can somone please clarify for this for please
7
EXPERT REPLIES
Last post by sanju09
Mon Aug 09, 2010 4:25 am
No rebirth of negativity on an even playfield
by sanju09 »
When a non-zero number is squared or is raised to an EVEN integer...
0
Last post by sanju09
Mon Aug 09, 2010 3:18 am
Could you help me solve the problem?
by lulubing »
If a2(square)+b2=c2, a,b,c are all integer,which of the following is...
1
Last post by Tani
Sat Aug 07, 2010 11:46 am
can someone help me with this problem step by step?
by ohhhkevo »
If x is an integer and y=3x+2, which of the following cannot be a...
3
Last post by Gurpinder
Sat Aug 07, 2010 6:23 am
Help w/ GMAT Prep DS Question
by agkrause »
Hi - I was wondering if anyone knew a good way to approach the...
2
Last post by paruloberai
Sat Aug 07, 2010 2:08 am
Tool for maths / DI prep : http://iimcatcbt.com/
by aquarezia »
Hi Guys, I wrote this tool for maths and DI related mental...
4
Last post by arora007
Thu Aug 05, 2010 4:34 am
Common root of quadratic equation...
by robby90210 »
Q find the value of p if the equation 3x^2 - 2x+p=0 and 6x^2-17x+12=0...
7
Last post by robby90210
Wed Aug 04, 2010 6:52 am