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Student average score
by fueledGMAT »
A student took 7 tests. The student's average score on the first 5...
2
Last post by fueledGMAT
Tue Nov 15, 2011 9:45 am
Combinatorics Question
by Elena89 »
A British spy is trying to escape from his prison cell. The lock...
5
Last post by fueledGMAT
Tue Nov 15, 2011 9:09 am
2 questions!
by chaitanya.bhansali »
Question 1: What is the least possible value of integer K such that...
5
Last post by neelgandham
Tue Nov 15, 2011 8:13 am
Elementary combinatorics
by Elena89 »
Right triangle PQR is to be constructed in the xy-plane so that the...
2
Last post by Neo Anderson
Tue Nov 15, 2011 8:04 am
find n
by jainrahul1985 »
If N is a positive integer and (n +1)! / (N-1)! = 72, find n ? A. 6...
4
EXPERT REPLIES
Last post by Abhishek009
Tue Nov 15, 2011 7:29 am
Infinite union & infinite intersection
by amit28it »
I don't quite understand the meaning of infinite union and infinite...
0
Last post by amit28it
Tue Nov 15, 2011 5:25 am
PS Fourth Degree Equations
by rodalvarezz »
This is from a Kaplan practice test: If 4y^4 − 41y^2 + 100 = 0,...
4
EXPERT REPLIES
Last post by GMATGuruNY
Tue Nov 15, 2011 4:52 am
4 x + y CANNOT be
by sanju09 »
If x and y are integers and 2 x - y = 11, then 4 x + y CANNOT...
5
Last post by sanju09
Tue Nov 15, 2011 4:43 am
7 cars in 7 days
by sanju09 »
If 7 workers can build 7 cars in 7 days, then how many days would it...
2
EXPERT REPLIES
Last post by shankar.ashwin
Tue Nov 15, 2011 3:38 am
a house three times faster
by sanju09 »
Bea can paint a house three times faster than Alice can paint a...
1
EXPERT REPLIES
Last post by Anurag@Gurome
Tue Nov 15, 2011 3:37 am
Marge has n candies
by sanju09 »
Marge has n candies, where n is an integer such that 20 < n <...
2
Last post by neelgandham
Tue Nov 15, 2011 2:25 am
sum of even integers
by nidhis.1408 »
For any positive integer n , the sum of the first n positive integers...
3
EXPERT REPLIES
Last post by Anurag@Gurome
Mon Nov 14, 2011 11:33 pm
If p and x are integers, is x divisible by 5 ?
by venmic »
If p and x are integers, is x divisible by 5 ? (1) p and x are...
4
Last post by user123321
Mon Nov 14, 2011 9:59 pm
container
by LalaB »
15 lts are taken of from a container full of liquid A and replaced...
10
Last post by user123321
Mon Nov 14, 2011 9:49 pm
sets
by rahul.s »
i'm having some difficulty with this problem: the 38 movies in a...
12
Last post by danielphonics
Mon Nov 14, 2011 4:33 pm
Percentage problem
by mathewmithun »
Fresh watemelons contain 90% water by weight whereas dry watermelons...
4
Last post by tpr-becky
Mon Nov 14, 2011 2:29 pm
Geometry Problem HELPPPPPPPPPP urgentttt NEWWWWWW
by arifaisal »
Q1-In ABC, angle AFB=angle AEC=90. If BF=CE, which of the following...
7
Last post by saketk
Mon Nov 14, 2011 11:12 am
GEOMETRY HELPP
by arifaisal123 »
Q1-In the figure below, triangle ABC and XYZ are equilateral...
4
Last post by arifaisal
Mon Nov 14, 2011 8:49 am
three-digit integers
by venmic »
Of the three-digit integers greater than 600, how many have two...
4
Last post by Neo Anderson
Mon Nov 14, 2011 8:26 am
value of k
by nidhis.1408 »
If x,y and k are positive numbers such that (x/x+y)10 + (y/x+y)20 = k...
3
Last post by GMATGuruNY
Mon Nov 14, 2011 7:52 am
Sequences Help
by sparkle6 »
Can anyone provide me with the sequence formula for finding a...
3
EXPERT REPLIES
Last post by Abhishek009
Mon Nov 14, 2011 7:27 am
Decimals
by shankar.ashwin »
If 0.0abababab.... = 2/55, then what is the value of a*b? A) 10 B) 18...
6
EXPERT REPLIES
Last post by Abhishek009
Mon Nov 14, 2011 7:22 am
If a=1 and b=-2...
by gmatpup »
If a = 1 and b = -2, then (2a^2 + b)(x+y) + (a+b)(x-y)= A. 0 B. 2x C....
3
EXPERT REPLIES
Last post by shikh
Mon Nov 14, 2011 2:05 am
gmat prep maths
by venmic »
Can anyone please share the GMAT prep Math document with explanations...
1
Last post by vaibhavgupta
Sun Nov 13, 2011 11:31 pm
Sum of the Digits is 2
by ArunangsuSahu »
Find out how many numbers between 10^6 and 10^7 have the sum of their...
3
EXPERT REPLIES
Last post by vaibhavgupta
Sun Nov 13, 2011 9:36 pm
help!!!
by shikh »
what do i do to increase my verbal score in half a month.. please...
4
Last post by vaibhavgupta
Sun Nov 13, 2011 8:38 pm
Apples............
by Cheese12 »
Susie can buy apples from two stores: a supermarket that sells apples...
4
Last post by JohnRapp
Sun Nov 13, 2011 1:34 pm
k^3 = 3^k
by venmic »
For how many integers k is k^3 = 3^k ? (A) None (B) One (C) Two (D)...
5
Last post by neelgandham
Sun Nov 13, 2011 12:20 pm
"Left-over" factors in division?
by akovalev »
MGMAT Advanced Quant guide, Chapter 1, In-Action Problem 1. The...
3
Last post by akovalev
Sun Nov 13, 2011 11:02 am
"Length of integer" (prime number properties)
by JohnRapp »
For any integer k > 1, the term "� length of an...
2
Last post by rijul007
Sun Nov 13, 2011 10:15 am
What fraction of all the boxes..?? :s
by gmatpup »
At a loading dock, each worker on the night crew loaded 3/4 as many...
8
EXPERT REPLIES
Last post by ArunangsuSahu
Sun Nov 13, 2011 8:06 am
Machines OG
by Thouraya »
Machine A produces bolts at a uniform rate of 120 every 40 seconds,...
8
Last post by Abhishek009
Sun Nov 13, 2011 6:30 am
a and b
by colakumarfanta »
A along with B can do 1 / 2 of the work in 60 minutes, B is four...
2
Last post by GMATGuruNY
Sun Nov 13, 2011 3:43 am
difficult geometry
by shikh »
If the circle above has a radius of 4, what is the perimeter of the...
6
Last post by shikh
Sat Nov 12, 2011 10:58 pm
help me please.!!!
by shikh »
A group of 10 people plan to contribute equally to pay fora...
4
Last post by shikh
Sat Nov 12, 2011 10:53 pm
Inequalities
by kavn »
If 4<(7-x)/3 which of the following must be true? I. 5<x II....
4
Last post by shankar.ashwin
Sat Nov 12, 2011 7:59 pm
If [x] is the greatest integer less .....
by factor26 »
If is the greatest integer less than or equal to x, what is the value...
3
Last post by factor26
Sat Nov 12, 2011 5:55 pm
Probability Confusion: OG-11 PS Q-217
by snuman »
Why does OG-11 PS Q-217 calculate prob. with only one possibility?...
10
Last post by SaeedaJ
Sat Nov 12, 2011 3:08 pm
some good questions
by goyalsau »
1. A woman has seven cookies--four chocolate chip and three oatmeal....
14
Last post by GmatMathPro
Sat Nov 12, 2011 10:09 am
difficult geometry
by shikh »
If the circle above has a radius of 4, what is the perimeter of the...
1
Last post by GmatMathPro
Sat Nov 12, 2011 7:59 am
Combinatorics Problem
by quiimari »
A five member committee is to be selected from among four Math...
5
Last post by ArunangsuSahu
Sat Nov 12, 2011 5:35 am
Challenge for all those who want to BEAT THE GMAT
by rijul007 »
Combinatorics Find the number of all 5 digit numbers(in base 10)...
8
EXPERT REPLIES
Last post by user123321
Sat Nov 12, 2011 5:27 am
prime number
by nidhis.1408 »
If n = 4p, where p is a prime number greater than 2, how many...
4
Last post by ArunangsuSahu
Fri Nov 11, 2011 9:03 pm
Truth or Dare!
by gmatrant »
A man is known to speak truth 3 out of 4 times. He throws a die and...
5
Last post by shankar.ashwin
Fri Nov 11, 2011 9:00 pm
What does m= ? HOW TO DO IT QUICKLY
by gmatpup »
If (1/5)^m * (1/4)^18 = 1/2(10)^35 then m = ? A. 17 B. 18 C. 34 D. 35...
4
Last post by ArunangsuSahu
Fri Nov 11, 2011 8:47 pm
Need some trick to solve this DS in few seconds...
by Viren1808 »
If a certain culture of bacteria increases by a factor of x every y...
1
Last post by GMATGuruNY
Fri Nov 11, 2011 8:44 pm
Committee X and Committee Y
by gmatpup »
Committee X has 4 members and Committee Y has 5 members, and these...
2
EXPERT REPLIES
Last post by rijul007
Fri Nov 11, 2011 9:40 am
Married couple!
by gmatrant »
A community of 3 people is to be selected from 5 married couples,...
4
Last post by user123321
Fri Nov 11, 2011 5:05 am
coordiante
by colakumarfanta »
Q. c<0 , d>0 , points (-c,-d) (c,-d) (c, d) are 3 quadrants of...
3
Last post by rijul007
Fri Nov 11, 2011 4:56 am
the perimeter is x
by sanju09 »
If the area of an equilateral triangle is x square meters and the...
3
Last post by sanju09
Fri Nov 11, 2011 4:42 am