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Data Sufficiency

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Can anyone explain this DS question for me? thanks
by alwayslulu »
I need an explanation of why stmt 1 alone is sufficient? Why not...
4
Last post by alwayslulu
Mon Mar 29, 2010 2:08 pm
Guessing
by JGaynor »
Hey all, One of the flash cards for DS says that half the time...
1
Last post by eaakbari
Mon Mar 29, 2010 12:37 pm
If |x|×y+ 9 > 0, and x and y are integers, is x < 6?
by bhumika.k.shah »
If |x|Ã-y+ 9 > 0, and x and y are integers, is x < 6? (1) y is...
3
Last post by eaakbari
Mon Mar 29, 2010 7:32 am
inequality
by neoreaves »
If x and y are positive, is x^3 > y? (1) Sq rt x > y (2) x >...
2
Last post by eaakbari
Mon Mar 29, 2010 7:09 am
a very easy DS question yet it perplexes me very much so.
by hongwang9703 »
OG pg 282, question 106 If x and y are integers, is xy even? 1. x=y+1...
5
Last post by eaakbari
Mon Mar 29, 2010 7:01 am
inequalties
by manelgirona »
Is x<0? 1. x^3 < x^4 2. x^3<x^5 I don't understand why the...
7
Last post by gmatmachoman
Sun Mar 28, 2010 10:35 pm
One possible solution
by bhumika.k.shah »
What is one possible solution of the quadratic equation (x + a)(x...
5
Last post by pops
Sun Mar 28, 2010 10:03 pm
Is Answer wrong OR I need some rest?
by gmattarget700 »
hi... I am back after a gap (courtesy my tiring office work), trying...
3
Last post by Stuart@KaplanGMAT
Sun Mar 28, 2010 7:57 pm
Need some advice on this one...
by LMK27 »
I came across the below problem on a practice test and got it wrong....
3
Last post by LMK27
Sun Mar 28, 2010 4:48 pm
At what point does the line ax + y +b=0
by bhumika.k.shah »
At what point does the line ax + y + b = 0 intersect the y-axis? (1)...
2
Last post by eaakbari
Sun Mar 28, 2010 10:42 am
Confusing Question
by LeDan09 »
-------------------------------------- What is ab ? (1) a/b = 2/3 (2)...
1
Last post by LeDan09
Sat Mar 27, 2010 2:08 pm
When to take reciprocal
by JGaynor »
Hey everyone, I am having trouble with knowing when to take the...
2
Last post by eaakbari
Sat Mar 27, 2010 11:19 am
Simple Geometry Problem
by student22 »
Everywhere I've seen this problem the answer is C. How come it's not...
4
Last post by student22
Sat Mar 27, 2010 9:24 am
hard question
by bupbebeo »
IF P is a set of integer and # is in P, is every positive multiple of...
20
Last post by srinivasarajui
Sat Mar 27, 2010 3:17 am
What is the value of y
by beat_gmat_09 »
If x+y^2=(x+y^2)^2 what is the value of y ? (1) x=y^2 (2) xy^2=0
2
Last post by eaakbari
Fri Mar 26, 2010 11:46 pm
Probablity
by cmal_s »
A contest consists of n questions, each can be answered as True or...
10
Last post by el_torero
Fri Mar 26, 2010 1:28 pm
two GMATPrep questions should be studied
by tanviet »
Q1 in the sequence integer t1, t2,...tn, what is value of n 1, sum of...
3
Last post by salmaan
Fri Mar 26, 2010 11:34 am
DS - From GMATlife practice test
by scoowhoop »
In an office that employees 120 people, m% of the employees are male,...
1
Last post by rockeyb
Thu Mar 25, 2010 9:36 pm
x and y
by cmal_s »
QUESTION) Is x+ y < 1 1) x< 8/9 2) y< 1/8
7
Last post by el_torero
Thu Mar 25, 2010 4:56 pm
SPEED
by cmal_s »
q) Carlos took 0.5 hours from home to the library was the distance he...
2
Last post by analyst218
Thu Mar 25, 2010 2:04 pm
Find Angle inside a Triangle
by mwest »
1
Last post by rockeyb
Thu Mar 25, 2010 8:41 am
GMATPrep questions, should be studied
by tanviet »
integer a and n is greater than 1, the product of first 8 integers is...
2
Last post by sanju09
Thu Mar 25, 2010 5:02 am
Candy Bars question
by cmal_s »
q) rasheed bought 2 kinds of candy bars, Chocolate and Tofee, that...
2
Last post by sanju09
Thu Mar 25, 2010 4:09 am
easyseries#1
by sanju09 »
The area of square S is equal to the area of rectangle R. What is the...
10
Last post by rockeyb
Thu Mar 25, 2010 3:29 am
GMATPREP question, should be studied
by tanviet »
n is an integer, r is redundant when (n-1)(n+1) is divided by 24....
4
Last post by tanviet
Wed Mar 24, 2010 8:43 pm
Triangle and circle
by cmal_s »
Hi guys this one is annoying me a lot heres the question with the...
1
Last post by papgust
Wed Mar 24, 2010 6:27 pm
Power
by cmal_s »
q) What is the greatest prime factor of 4^17- 2^28. Answer 7? HOW
1
Last post by papgust
Wed Mar 24, 2010 6:13 pm
consecutive integers
by djkvakin »
If m, n, p, and q are distinct integers, are they consecutive? (1)...
4
Last post by Stuart@KaplanGMAT
Wed Mar 24, 2010 12:37 pm
easyseries#2
by sanju09 »
Is the rectangle a square? (1) The perimeter of the rectangle is 20....
2
Last post by krbharat
Wed Mar 24, 2010 10:46 am
Divisibility
by beat_gmat_09 »
If x is positive is x divisible by 2 ? (1) x^3+x is divisible by 4...
22
Last post by harshavardhanc
Wed Mar 24, 2010 2:43 am
mpt even?
by nakul_anand »
If m,p, and t are positive integers and m<p<t, is the product...
5
Last post by dream700
Tue Mar 23, 2010 11:04 pm
Rounding decimals
by manjus_mailme »
The question is 7.5XY9 What digit does X represent if each of X and Y...
2
Last post by dream700
Tue Mar 23, 2010 10:47 pm
For a set of n numbers...
by hooliganpete »
Any insight is appreciated. This comes from the OGMAT 2nd Ed Quant...
1
Last post by papgust
Tue Mar 23, 2010 7:08 pm
Conveyor Belt
by gmatwriter »
Please Explain: If both conveyor belt A and conveyor belt B are used,...
1
Last post by papgust
Tue Mar 23, 2010 7:07 pm
Marta
by Nijeesh »
On a certain nonstop trip, Marta averaged x miles per hour for 2...
1
Last post by newton9
Tue Mar 23, 2010 12:46 pm
What is the radius of the circle with center A ?
by EbrahimHashem »
What is the radius of the circle with center A ? (1) BC = 2√3...
2
Last post by kstv
Tue Mar 23, 2010 9:27 am
DS-OG 12 sum no 116
by mitaliisrani »
During a 6-day local trade show, the least number of people...
4
Last post by mitaliisrani
Mon Mar 22, 2010 5:36 am
arithmetic mean of cars
by seanceserene »
If every car sold last week at a certain used-car dealership was...
2
Last post by sanju09
Mon Mar 22, 2010 5:14 am
Is |x|< 1?
by Nijeesh »
Is |x|< 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| ≠ 0 A....
2
Last post by sanju09
Mon Mar 22, 2010 4:00 am
OG 12 DS 112
by navalpike »
I have been using Ian's method of solving “work” problems...
4
Last post by mitaliisrani
Mon Mar 22, 2010 3:41 am
gmatprep question
by tanviet »
k and l cut each other at the point (4,3), is the products of their...
8
Last post by harshavardhanc
Mon Mar 22, 2010 2:16 am
number properties-OG (DS problem)
by mitaliisrani »
Data sufficiency problem If x is negative, is x<-3? 1) x^2 >9...
4
Last post by papgust
Mon Mar 22, 2010 1:15 am
Is X^3>y^2
by gmatmachoman »
Is X^3>y^2 1). y=x^2 2). x>x^2
10
Last post by tanviet
Sun Mar 21, 2010 8:42 pm
DS y>0?
by gmatmachoman »
If x>0, is y>0? 1). x>7/2y 2). x>|y|
5
Last post by rockeyb
Sun Mar 21, 2010 8:03 am
Distance traveled
by beat_gmat_09 »
What is the distance traveled from town A to town B in miles? (1) If...
4
Last post by rockeyb
Sat Mar 20, 2010 9:34 pm
Data sufficiency question - Pls help
by priyasaibaba »
Can anyone pls answer this data sufficiency question? Is x an odd...
18
Last post by rockeyb
Sat Mar 20, 2010 8:20 pm
Rounding Numbers
by biker317 »
7.5XY9 What digit does X represent if each of X and Y are single...
3
Last post by biker317
Sat Mar 20, 2010 4:25 am
OG 10th Edition 206 (DS) - Is the solution in OG Wrong!
by kkrish »
The question is rather simple Is x Between 0 and 1? 1). X^2 is less...
5
Last post by GMAT680
Fri Mar 19, 2010 12:12 pm
factoring and canceling exponents (I think)
by AndyWRX »
DS question If xy does not equal zero, what is the value of x^4y^2 -...
7
Last post by cooo3
Fri Mar 19, 2010 3:47 am
Tiles
by vscid »
In a single row of yellow, green and red colored tiles, every red...
9
Last post by cooo3
Thu Mar 18, 2010 11:56 pm