Topics
POSTS
Last post
intrest problem
by romitvsingh »
Shawn invested one half of his savings in a bond that paid simple...
3
Last post by svd.kumar
Sat Oct 15, 2011 11:19 am
intrest problem
by romitvsingh »
What sum of money will produce $70 as simple interest in 4 years at ?...
2
Last post by GmatKiss
Sat Oct 15, 2011 11:11 am
Another Counting Problem
by knight247 »
How many 5-digit positive integers exist where no two consecutive...
5
Last post by shankar.ashwin
Sat Oct 15, 2011 7:57 am
PR 1012 GMAT Q's: Combination/Permutation Prob
by jsnipes »
Having trouble, again, deciding how to best answer the question... A...
10
EXPERT REPLIES
Last post by jsnipes
Sat Oct 15, 2011 7:29 am
College students
by zaarathelab »
In a sample of college students, 40 percent are third-year students...
4
Last post by zaarathelab
Sat Oct 15, 2011 7:17 am
MGMAT Adv Quant - WS#5, Question 50 -- (x-y)² vs (y-x)²
by rishimaharaj »
From MGMAT Advanced Quant Supplement, Chapter 9, WorkoutSet #5, page...
9
Last post by rohit_gmat
Sat Oct 15, 2011 5:57 am
Challenging Counting Problem
by knight247 »
If repetition of digits is not allowed, then how many 5 digit...
1
Last post by sam2304
Sat Oct 15, 2011 5:43 am
Work Problem from GMATprep
by zaarathelab »
Company C has a machine that, working alone at its constant rate,...
2
Last post by rohit_gmat
Sat Oct 15, 2011 5:16 am
farmer raises chickens and cows
by sanju09 »
A farmer raises chickens and cows. If his animals have a total of 120...
1
Last post by sl750
Sat Oct 15, 2011 4:12 am
the five-book set
by sanju09 »
In a set of five books, no two of which have the same number of...
4
Last post by sanju09
Sat Oct 15, 2011 3:53 am
either dimes or nickels
by sanju09 »
A purse contains a total of 15 coins,all of which are either dimes or...
2
Last post by sanju09
Sat Oct 15, 2011 3:40 am
Veritas prep counting problem
by kakz »
In how many different ways (relative to each other) can 8 friends sit...
2
Last post by GMATGuruNY
Sat Oct 15, 2011 3:39 am
Find the sum
by jayavignesh »
S=((4*1)/((4*1^4)+1))+((4*2)/((4*2^4)+1))+((4*3)/((4*3^4)+1))+...........
0
Last post by jayavignesh
Sat Oct 15, 2011 3:28 am
is -7 < 2x < -5 true?
by sanju09 »
For how many integers x is -7 < 2x < -5 true? (A) None (B) One...
3
Last post by jayavignesh
Sat Oct 15, 2011 3:07 am
intrest problem
by romitvsingh »
Shawn invested one half of his savings in a bond that paid simple...
5
Last post by romitvsingh
Fri Oct 14, 2011 7:37 pm
Fairly Simple Counting Questions
by knight247 »
1) If the letter of the word MANAGEMENT are arranged in different...
11
Last post by n@resh
Fri Oct 14, 2011 3:31 pm
GMAT Boost Challenge Question #4
by gmatboost »
Here is a GMAT Boost Challenge Question . On GMAT Boost, I frequently...
7
Last post by shankar.ashwin
Fri Oct 14, 2011 12:54 pm
HELP!
by fizzanasir »
A tourist purchased a total of $1500 worth of traveler's checks in...
6
Last post by shankar.ashwin
Fri Oct 14, 2011 12:08 pm
another combination problem--trying to use 'slot method'
by jsnipes »
I thought I could use the slot method on all 'at least one' problems...
2
EXPERT REPLIES
Last post by Whitney Garner
Fri Oct 14, 2011 12:03 pm
Combinatorics
by zooki »
A, B, C, D, E,and F (6 people)go to movie and sit next to each other...
3
Last post by zooki
Fri Oct 14, 2011 11:34 am
Knewton Blog - Rate problem
by GmatKiss »
Running at their respective constant rates, machine X takes 2 days...
1
Last post by sl750
Fri Oct 14, 2011 11:01 am
interest problem
by romitvsingh »
An investment of d dollars at k percent simple annual interest yields...
1
Last post by GMATGuruNY
Fri Oct 14, 2011 9:19 am
A Few Hard Standard Deviation Math Questions
by cmal »
1.Given A = {6, 6, 9,10,14,15} B = {7, 9,10,11,14, 15} Col A:...
2
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Fri Oct 14, 2011 8:11 am
Venn diagram
by needthis »
Hi guys, for those of you who are struggling with Venn diagram. I...
1
Last post by GmatKiss
Fri Oct 14, 2011 8:06 am
Bakery Question
by briology »
A certain bakery ran a promotion: a customer can buy x donuts for the...
2
Last post by GmatKiss
Fri Oct 14, 2011 8:05 am
intrest problem
by romitvsingh »
Ann invested a certain sum of money in a bank that paid simple...
1
Last post by VivianKerr
Fri Oct 14, 2011 7:51 am
Kaplan Quiz Question
by kitcatbar »
Amy, Natasha, and Eric sold candy bars for their school. Eric sold...
2
Last post by GmatKiss
Fri Oct 14, 2011 7:00 am
Mixture Problem
by kitcatbar »
A mixture consists of two substances, liquid A and liquid B. The...
2
Last post by kitcatbar
Fri Oct 14, 2011 6:42 am
MGMAT Adv Quant - WS#5, Question 42
by rishimaharaj »
From MGMAT Advanced Quant Supplement, Chapter 9, WorkoutSet #5, page...
5
Last post by rishimaharaj
Fri Oct 14, 2011 5:35 am
work problem from gmat prep
by Taniuca »
six machines, each working at the same constant rate, together can...
4
EXPERT REPLIES
Last post by zaarathelab
Fri Oct 14, 2011 4:25 am
Grockit PS !!
by adi_800 »
3 spherical chocolates are packed in a straight line in a rectangular...
2
Last post by shankar.ashwin
Fri Oct 14, 2011 12:21 am
Hardest standard Deviation question
by cmal »
At Capetown college out of the 400 students taking Psychology 101...
1
Last post by GmatMathPro
Thu Oct 13, 2011 8:22 pm
Grockit
by sunilrawat »
N is a positive integer and is even. Then (N^2 - 4) (N - 2) + 2 (N -...
2
EXPERT REPLIES
Last post by Anurag@Gurome
Thu Oct 13, 2011 8:06 am
Word Trans (Fractions): Company S produces two kinds of ster
by II »
Company S produces two kinds of stereos: basic and deluxe. Of the...
7
Last post by GMATGuruNY
Thu Oct 13, 2011 4:09 am
MIXTURESS
by shrey2287 »
Three grades of Milk are 1%,2% and 3% fat by Vol. If x gallons of 1%...
7
EXPERT REPLIES
Last post by GMATGuruNY
Thu Oct 13, 2011 3:19 am
Mixture Problem II--x in terms of y and z
by jsnipes »
Had this on a practice test and couldn't find an explanation. Three...
6
Last post by GMATGuruNY
Thu Oct 13, 2011 3:07 am
Percents
by leumas »
If x percent of y is equal to y percent less than z, what is y in...
2
EXPERT REPLIES
Last post by GMATGuruNY
Thu Oct 13, 2011 2:54 am
Probabilty Question:2 couples and 1 person
by dhiren8182 »
How to solve this??? Two couples and one single person are seated at...
2
Last post by GMATGuruNY
Thu Oct 13, 2011 2:51 am
Minimize
by JakilD »
A computer retailer bought 5 computers each time and sold 3 computers...
3
Last post by JakilD
Wed Oct 12, 2011 9:51 pm
A basket has 5 apples
by ebehboud »
A basket has 5 apples, one is spoiled. If Henry picked 2 apples...
16
EXPERT REPLIES
Last post by hyk
Wed Oct 12, 2011 9:42 pm
Equation
by seema19 »
What is the value of k? 1. The system of equation, 2x + 3y = 7 3x +...
7
EXPERT REPLIES
Last post by MrCleantek
Wed Oct 12, 2011 7:47 pm
Distance
by MBA.Aspirant »
how to solve this one with plugging in? Thanks
1
Last post by GMATGuruNY
Wed Oct 12, 2011 1:46 pm
percentage problem
by romitvsingh »
The difference between the value of a number increased by 12.5% and...
4
Last post by MBA.Aspirant
Wed Oct 12, 2011 1:46 pm
Permutatin and Combination..Real Test Question
by anuu »
edited by moderator
2
Last post by DanaJ
Wed Oct 12, 2011 12:33 pm
Probability with cards
by praveen_gmat »
When four cards are drawn in succession from a pack of cards with...
10
Last post by praveen_gmat
Wed Oct 12, 2011 10:34 am
Only allegation method please
by seema19 »
A man covered a distance of 2000 km in 18 hrs partly by bus at 72...
2
Last post by leonswati
Wed Oct 12, 2011 10:12 am
Probability - Conceptual
by JakilD »
If 5 numbers are to be selected from integers from 1 to 20,...
6
Last post by GmatMathPro
Wed Oct 12, 2011 8:48 am
Probabilities, really confusing !... Please help
by praveen_gmat »
Problem 1: If two dice are thrown simultaneously, what is the...
8
EXPERT REPLIES
Last post by cbaum
Wed Oct 12, 2011 6:54 am
# of 5-digit numbers
by mehrasa »
How many five-digit numbers can be formed using the digits 0, 1, 2,...
2
Last post by sam2304
Wed Oct 12, 2011 5:48 am
Combinations
by shankar.ashwin »
There are 4 pens each of a different color and four caps each of a...
11
Last post by GMATGuruNY
Wed Oct 12, 2011 5:16 am