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DS-Probability
by danjuma »
A drawer contains 36 stocks and 2 stocks are selected at random...
2
Last post by kevincanspain
Sat Nov 27, 2010 4:04 pm
exponents
by clock60 »
If x, y, and z are integers greater than 1, and (3^27)*(5^10)*(z) =...
2
Last post by clock60
Sat Nov 27, 2010 11:48 am
DS questions (OG 12).
by gdk800 »
Q1. What is the median number of employees assigned per project for...
5
Last post by gdk800
Sat Nov 27, 2010 10:00 am
employees
by Viper83 »
If 60 percent of the employees at Company X are female, does Company...
2
Last post by rishab1988
Sat Nov 27, 2010 8:47 am
Multiple of X
by Viper83 »
Is the positive integer x a multiple of 3 ? (1) x is a multiple of...
3
Last post by Viper83
Sat Nov 27, 2010 6:41 am
DS
by danjuma »
Circle C and line K lie in the XY plane . If circle C is centered at...
3
Last post by Rahul@gurome
Sat Nov 27, 2010 6:12 am
DS
by danjuma »
A certain lists consists of several different integers. Is the...
2
Last post by goyalsau
Sat Nov 27, 2010 2:58 am
Probalility
by shilpaqueen »
Find the probalility that n divisible by 9? 1.n is a multiple of 3...
10
Last post by goyalsau
Sat Nov 27, 2010 2:52 am
prime number
by clock60 »
hi guys. i spend too much time solving that problem. can somebody...
3
Last post by rishab1988
Fri Nov 26, 2010 12:32 pm
Numbers
by ruchisharma »
A sequence a1,a2,a3....an of n integers is such that ak=k if k is odd...
2
Last post by Laura GMAT Tutor
Fri Nov 26, 2010 11:51 am
school administrator - can u please check?
by maoriba »
A school administrator will assign each student in a group of n...
1
Last post by Laura GMAT Tutor
Fri Nov 26, 2010 10:43 am
LCM and HCF concept
by goyalsau »
Earnest Has posted some questions, I was not able to answer this...
5
Last post by nubu
Fri Nov 26, 2010 6:49 am
whole biscuits
by wilson4mba »
At a particular moment, a restaurant has x biscuits and y patron(s),...
7
Last post by hitesht
Thu Nov 25, 2010 11:10 pm
Arithmetic Sets
by danjuma »
In a survey of 200 college graduates, 30% said they had received...
1
Last post by Rahul@gurome
Thu Nov 25, 2010 12:12 pm
XY>1?
by mariah »
XY>1? 1). X^Y=1 2). Y=-1
7
Last post by gdk800
Thu Nov 25, 2010 10:17 am
Commitee
by shilpaqueen »
A committee of 5 is to be chosen from a group of 9 children. What is...
4
Last post by TOPGMAT
Wed Nov 24, 2010 11:08 pm
Square and Cube
by kuiper »
If X^3 * Y = 24 What is the value of (X^3 * Y^3 - X^2 * Y^2)? A. X^2...
3
Last post by kuiper
Wed Nov 24, 2010 8:06 pm
Coordinate Geometry
by Night reader »
In the xy-plane, region A consists of all the points (x; y) such that...
1
Last post by clock60
Wed Nov 24, 2010 2:18 pm
Arithmetic, properties with numbers
by danjuma »
If positive integer X is a multiple of 6 and positive integer Y is a...
1
Last post by Rahul@gurome
Wed Nov 24, 2010 10:57 am
Mod Sum (Manhattan)
by dazzle »
Is |x| < 1 ? (1) |x + 1| = 2|x - 1| (2) |x - 3| >...
1
Last post by Rahul@gurome
Wed Nov 24, 2010 9:16 am
remainders
by joannabanana »
If x and y are positive integers, what is the remainder when x is...
2
Last post by Geva@EconomistGMAT
Wed Nov 24, 2010 1:39 am
Standard Deviation
by rishab1988 »
For a certain exam, was the standard deviation of the scores for...
1
Last post by Night reader
Tue Nov 23, 2010 11:52 am
modulo problem
by TOPGMAT »
MGMAT ques Is |x| < 1 ? (1) |x + 1| = 2|x - 1| (2) |x...
13
Last post by fskilnik@GMATH
Tue Nov 23, 2010 11:43 am
Alternate Segment Theorem
by goyalsau »
Help Guys......
3
Last post by Night reader
Tue Nov 23, 2010 10:37 am
Average Mean
by Viper83 »
What is the average height of the n people in a certain group? 1) the...
2
Last post by Viper83
Tue Nov 23, 2010 7:34 am
DS Percentages question
by pratyoosh »
Hello, Can anyone explain the resolution to the below DS problem: A...
4
Last post by pratyoosh
Tue Nov 23, 2010 5:33 am
Is k between 0 and 1? /700+
by Night reader »
Is k between 0 and 1? (1) k^2 > k^3 (2) - k > k^3
3
Last post by goyalsau
Tue Nov 23, 2010 3:51 am
Is n Divisible by 39?
by shilpaqueen »
Is n Divisible by 39? 1.N is divisible by 65 2. N is divisible by 78...
2
Last post by msbinu
Mon Nov 22, 2010 6:23 am
P&C
by ruchisharma »
A certain office stores 2 sizes of notepads, each in 4 colours: blue,...
1
Last post by shovan85
Mon Nov 22, 2010 2:43 am
in a game
by clock60 »
hi guys, confused with this one In order to play a certain game, 24...
5
Last post by diebeatsthegmat
Sun Nov 21, 2010 8:07 pm
consecutive integers
by wilson4mba »
If p , q , r, and s are consecutive integers, with p <q < r...
5
Last post by Rahul@gurome
Sun Nov 21, 2010 4:46 am
DS Q
by pratyoosh »
Hello, Can anyone explain the resolution to the below problem: A...
4
Last post by GMATGuruNY
Sun Nov 21, 2010 3:57 am
DS question: Is 1/k > 0?
by Bnow »
If k does not equal 0, 1, or -1, is 1/k > 0? 1) 1/k-1> 0 2)...
8
Last post by Night reader
Sun Nov 21, 2010 2:52 am
OG problem
by iridebikes »
OG 12th edition #128 DS. A school administrator will assign each...
3
Last post by clawhammer
Sun Nov 21, 2010 12:38 am
Statistics
by pratyoosh »
Hello, Can anyone Opine on the below DS question: 1. For the students...
4
Last post by pratyoosh
Sat Nov 20, 2010 2:13 pm
car travelling on a straight road
by vittalgmat »
While on a straight road, car X and car Y are traveling at different...
6
Last post by Rahul@gurome
Sat Nov 20, 2010 9:25 am
z^n = 1
by joannabanana »
If z^n = 1, what is the value of z? 1. n is a non zero integer. 2. z...
2
Last post by joannabanana
Sat Nov 20, 2010 7:23 am
units, tens and hundred digits
by maoriba »
HEllo, here is Question 110 of the D.S. from O.g. The product of the...
1
Last post by Rahul@gurome
Sat Nov 20, 2010 3:58 am
Try this DS question
by gdk800 »
Hi All, Please help me understand the following problem. Question: Is...
6
Last post by goyalsau
Fri Nov 19, 2010 7:20 pm
Is |x| = y - z?
by gmatdriller »
I missed this question because I made a wrong assumption; please...
4
Last post by gmatdriller
Fri Nov 19, 2010 3:51 pm
Prime Number
by Viper83 »
Is Root of x a prime number? (i) Abs (3x-7)= 2x+2 (ii) x to the power...
5
Last post by Rahul@gurome
Fri Nov 19, 2010 3:22 pm
If -2x > 3y ,is x negative ?
by himanshi »
Hi, I tried to search this question but couldn't find any link. Q ....
6
Last post by goyalsau
Fri Nov 19, 2010 10:38 am
Abs: coordinate plane of (x,y)
by euro »
In which quadrant of the coordinate plane does the point (x,y) lie?...
2
Last post by ymach3
Fri Nov 19, 2010 1:43 am
New question - exponents
by Brian@VeritasPrep »
Hey everyone, I just drew up this question for a few of my students...
6
Last post by fskilnik@GMATH
Fri Nov 19, 2010 1:19 am
Marbles in bags
by nish9622 »
A box contains bags of marbles. All of the bags hold the same number...
3
Last post by Rahul@gurome
Thu Nov 18, 2010 10:23 pm
Hard time with a DS question. Please help
by shoot4greatness »
The question states: How many prime numbers are less than integer K?...
2
Last post by shoot4greatness
Thu Nov 18, 2010 2:09 pm
Amount of air inside cuboid ?
by vaibhavjha »
Q) What is the amount of air inside an empty rectangular cuboid ? (1)...
5
Last post by ymach3
Wed Nov 17, 2010 9:36 pm
GMATPREP - DS problem
by vishal_2804 »
is Z^n=1, what is value of Z? a) n is a non-zero number b) Z>0....
3
Last post by Brian@VeritasPrep
Wed Nov 17, 2010 11:46 am
GMATPREP - DS problem -2
by vishal_2804 »
request to check the attachment
1
Last post by shovan85
Wed Nov 17, 2010 9:36 am
Numbers
by ASPIRE800 »
If 'K' is a three digit integer where units place not equal to zero,...
4
Last post by ASPIRE800
Wed Nov 17, 2010 1:05 am