BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

Data Sufficiency

New Topic
Advanced search
Topics
POSTS
Last post
Radius of Circle
by kanha81 »
Please see the attachment for the question. How do you escape/decode...
2
Last post by rookiez
Thu Jun 25, 2009 1:34 am
Picking Numbers on DS
by doclkk »
I've ran into many questions number properties questions and I was...
8
EXPERT REPLIES
Last post by rah_pandey
Wed Jun 24, 2009 10:35 pm
Hard Data Question: 9^x + 9^-x = b?
by abcdefg »
This is from OG Review 11th edition p. 290, #142. If X is an integer,...
5
EXPERT REPLIES
Last post by dmateer25
Wed Jun 24, 2009 4:42 pm
Remainder question
by joymukhi »
If x and y are nonzero integers, what is the remainder when x is...
2
Last post by abhinav85
Wed Jun 24, 2009 1:40 pm
Wrong answer in Princeton review?
by hetavdave »
ABCD is a rectangle with sides of length x centimeter and width of y...
5
EXPERT REPLIES
Last post by Ian Stewart
Wed Jun 24, 2009 9:41 am
princeton
by ketkoag »
if x^2 + 5y = 49, is y an integer? 1) 1<x<4 2) x^2 is an...
8
Last post by hetavdave
Wed Jun 24, 2009 7:24 am
population
by Naruto »
Do at least 20 percent of the people in country X who are over the...
6
Last post by Naruto
Wed Jun 24, 2009 1:23 am
OG-12 DS questions are really tough :( !!!!
by ash_maverick »
Hi All, I am not sure if this is the right place to start this...
1
Last post by Naruto
Wed Jun 24, 2009 1:08 am
integers
by ketkoag »
Integers 9, 11, x, y, 17 are consecutive. Y=? 1) x is odd 2) y is odd
8
Last post by ketkoag
Tue Jun 23, 2009 1:09 pm
SD
by ketkoag »
What is the standard deviation of the set: a, b, c, d ? 1) a+b+c+d=50...
2
Last post by ketkoag
Tue Jun 23, 2009 12:59 pm
x and y only
by ketkoag »
is x=y? 1) x^2 = y^2. 2) |x|^2 + |y|^2 = 2|xy| IMO : E please...
2
Last post by ketkoag
Tue Jun 23, 2009 12:36 pm
manuscript
by ketkoag »
working together, michelle and john can type a manuscript in 60...
2
Last post by ketkoag
Tue Jun 23, 2009 12:25 pm
Inequalities
by oks »
Is 2 < x < 4? 1) x² - 5x + 6 < 0 2) 5x² - 25x > 0 OA is...
5
Last post by muna_m
Tue Jun 23, 2009 12:09 pm
Camera's
by deltaforce »
78. A manufacture produced x percent more video cameras in 1994 than...
2
Last post by mikeCoolBoy
Tue Jun 23, 2009 11:56 am
GMAT Prep - Jane's Credit Card
by tutonaranjo »
On Jane's credit card account, the average daily balance for a 30-day...
6
Last post by abhinav85
Tue Jun 23, 2009 8:18 am
inequality doubt..
by rahulg83 »
Is x > y? (1) x^0.5 > y (2) x^3 > y Somehow i am not...
9
Last post by david4431
Tue Jun 23, 2009 7:58 am
DS value
by deltaforce »
At a certain bookstore, each notepad costs x dollars and each markers...
1
Last post by ssmiles08
Tue Jun 23, 2009 6:04 am
Inequality DS
by aj5105 »
Is x^4+y^4 > z^4 ? (1) x^2+y^2 > z^2 (2) x+y > z How to...
5
Last post by aj5105
Mon Jun 22, 2009 10:57 pm
DS
by sanjib »
. If x&#8800;0, is |x| <1? (1) x2<1 (2) |x| < 1/x OA is...
6
Last post by rahulg83
Mon Jun 22, 2009 10:36 pm
rented car
by LevelOne »
Three friends rented a car for a week and divided the cost equally....
6
Last post by LevelOne
Mon Jun 22, 2009 10:25 pm
integers
by ketkoag »
for integers a and b if (a^3 - a^2 - b)^.5 = 7, what is the value of...
4
Last post by joymukhi
Mon Jun 22, 2009 3:51 pm
if x and y are nonzero
by Robinmrtha »
if x and y are non zero integers, is x^y<y^x? 1. x=y^2 2. y>2...
1
Last post by abhinav85
Mon Jun 22, 2009 12:09 pm
Did the resolution X pass or fail?
by fused »
Hey guys, I've had problems with these kind of questions for quite a...
2
Last post by Stuart@KaplanGMAT
Mon Jun 22, 2009 10:49 am
at certain school
by ST »
At a certain school, 100 students are in the marching band. If 40% of...
2
Last post by ST
Mon Jun 22, 2009 10:09 am
Any clue to solve the problem
by ksb214 »
This is the problem from GMAC Test 1. I dont know how to solve it. :x
6
Last post by ksb214
Mon Jun 22, 2009 6:01 am
service errors rate
by Xbond »
Hi there, I don't understand to this question. I don't know how to...
5
Last post by pops
Mon Jun 22, 2009 1:57 am
Inscribed Triangle (tricky)
by El Cucu »
For the triangle shown above, where A, B and C are all points on a...
9
Last post by barnum
Sun Jun 21, 2009 4:42 pm
MGMAT ABS DS
by cool_sni »
What is x? (1) |x| < 2 (2) |x| = 3x - 2 OA B Not convinced with...
3
Last post by cool_sni
Sun Jun 21, 2009 4:07 pm
x>y
by ketkoag »
is x>y? 1) x^.5 > y 2) x^3 > y please confirm the answer.....
7
EXPERT REPLIES
Last post by Ian Stewart
Sun Jun 21, 2009 12:07 pm
factor of integer
by LevelOne »
If n and t are positive , is n a factor of t? (1) n=3^(n-2) (2) t =...
4
EXPERT REPLIES
Last post by Ian Stewart
Sun Jun 21, 2009 11:47 am
Sets
by Claret »
Of 75 houses, 48 have a patio. How many houses have a swimming pool?...
4
Last post by ghacker
Sun Jun 21, 2009 10:28 am
v=0
by gmat740 »
please explain
3
Last post by ghacker
Sun Jun 21, 2009 10:16 am
lightbulbs
by hetavdave »
can't see why choice D is correct. plz explain.
3
Last post by ghacker
Sun Jun 21, 2009 10:05 am
tollbooths
by hetavdave »
choice A says first and last tollbooths are 25 m apart. fine but not...
5
Last post by hetavdave
Sun Jun 21, 2009 9:33 am
Average Speed Concept
by asbestos »
At what speed was a car traveling when it had completed half of the...
4
Last post by Stuart@KaplanGMAT
Sat Jun 20, 2009 12:02 pm
question from gmatperp -- vending machine
by hetavdave »
i am not able to fully understand the question. can anyone please...
2
Last post by hetavdave
Sat Jun 20, 2009 9:54 am
What is the value of a^4-b^4
by crackgmat007 »
What is the value of a^4-b^4 1. a^2-b^2=16 2. a+b=8 Pls clarify why...
4
Last post by crackgmat007
Sat Jun 20, 2009 7:43 am
integers
by ketkoag »
For integers a and b if (a^3-a^2-b)^(1/2) = 7. what is the value of a...
2
Last post by abhinav85
Sat Jun 20, 2009 6:06 am
Range of heights
by LevelOne »
Hi guys, Can you help me with these questions, please? All OAs will...
2
Last post by LevelOne
Fri Jun 19, 2009 11:50 pm
average
by ketkoag »
A set has 5 numbers and the average of 4 of them is x. Is the average...
2
Last post by rahulg83
Fri Jun 19, 2009 11:30 pm
multiple
by ketkoag »
Is b^m the multiple of a^k? 1) b is a multiple of a 2) m>k IMO : E...
2
Last post by rahulg83
Fri Jun 19, 2009 10:45 pm
average
by ketkoag »
if the average(arithmetic mean) of 4 numbers is 50, how many of the...
1
Last post by cramya
Fri Jun 19, 2009 7:35 pm
integers
by ketkoag »
If x and y are integers, is xy + 1 divisible by 3? (1) When x is...
1
Last post by cramya
Fri Jun 19, 2009 7:16 pm
Value of y^3
by raleigh »
It's one of those problems that can trick you if you rush. I got this...
1
Last post by ssmiles08
Fri Jun 19, 2009 5:50 pm
Co-ordinates
by Claret »
In xy plane, does the line y = 3x + 2 contain point (r, s)? C a. (3r...
3
Last post by Claret
Fri Jun 19, 2009 6:18 am
median and mean
by Claret »
Last month 15 homes were sold in Town X. The average sale price of...
4
Last post by mikeCoolBoy
Fri Jun 19, 2009 6:13 am
Geometry question
by disco82 »
It's a long question, so I've included it in the file attached. I...
2
Last post by disco82
Fri Jun 19, 2009 6:06 am
DATA Sufficiency Probability
by Robinmrtha »
A critical meeting on the subprime crisis has been scheduled. A group...
4
Last post by shashank.mehra
Fri Jun 19, 2009 5:52 am
raffles
by Claret »
Did one of three member of a certain team sell at least 2 raffle...
2
Last post by Claret
Fri Jun 19, 2009 4:28 am
Multiples
by Claret »
If n is multiple of 5, and n = p2q where p and q are prime, which of...
2
Last post by Claret
Fri Jun 19, 2009 4:24 am