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Data Sufficiency

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DS - hardcover books
by Xbond »
Hi there, Could you explain the concept of this DS in simplest way...
1
Last post by shanrizvi
Sun Aug 23, 2009 2:42 pm
XY palne
by arbiter »
In the xy-plane , line k passes through the point (1,1) and line m...
1
Last post by shanrizvi
Sun Aug 23, 2009 1:54 pm
Company X
by arbiter »
All the clients that company X had at the beginning of last year...
2
Last post by shanrizvi
Sun Aug 23, 2009 12:59 pm
Operation represent
by Mia09 »
The symbol ? represents one of the following operations:...
2
Last post by m&m
Sun Aug 23, 2009 12:33 pm
Any simpler way to solve this !!!!
by kaulnikhil »
If x and y are non-zero integers and |x| + |y| = 32, what is xy? (1)...
2
Last post by shanrizvi
Sun Aug 23, 2009 12:26 pm
interesting data sufficiency problems
by ranell »
Dear All, I will post interesting complex data sufficiency problems....
5
Last post by gmatcoach
Sun Aug 23, 2009 8:40 am
Doubt on |x|
by mehravikas »
Is |x| = 5? 1. x = -5 2. x < 0 If your answer to the above...
12
Last post by mehravikas
Sat Aug 22, 2009 3:27 pm
value of x + y
by Xbond »
Hi there, Could you explain the concept of this DS in simplest way If...
1
Last post by iamjakekim
Sat Aug 22, 2009 9:46 am
chairs
by Xbond »
In a certain conference room each row of chairs has the same number...
2
Last post by Xbond
Sat Aug 22, 2009 12:04 am
Powers of X and Y
by goelmohit2002 »
Source GMATPrep Is x^4 + y^4 > z^4 1) x^2 + y^2 > z^2 2) x + y...
3
Last post by goelmohit2002
Fri Aug 21, 2009 11:02 pm
gmat prep inequalities/no. props
by vkb16 »
if a>0, b>0, c>0, is a(b-c)=0? I. b-c = c-b II. b/c = c/b OA...
6
Last post by iamjakekim
Fri Aug 21, 2009 8:10 pm
Yes/No DS
by sakurle »
Is 1/p > r/(r.sq + 2) 1. p = r 2. r > 0 (By the way how to type...
1
Last post by iamjakekim
Fri Aug 21, 2009 8:07 pm
inequalities and power
by hpgmat »
if n is a positive integer , is (1/10) ^ n < 0.01? 1) n > 2 2)...
1
Last post by hpgmat
Fri Aug 21, 2009 6:04 pm
Absolute X inequalities MGMAT 700-800 problem
by doclkk »
What is x? (1) |x| < 2 (2) |x| = 3x - 2 OA: ( B ) My thoughts: So...
3
Last post by tohellandback
Fri Aug 21, 2009 1:39 pm
Greatest Integer
by goelmohit2002 »
denotes the greatest integer less than or equal to X, is = 1 ? (1) =...
4
Last post by goelmohit2002
Fri Aug 21, 2009 9:28 am
inequality
by adeel »
Q, Is X -ve number?? 1, 9x > 10x 2, x+3 is +ve the answer is A...
3
Last post by adilka
Fri Aug 21, 2009 8:24 am
If x is even and 90<= x <=100,what is the value of x?
by uptowngirl92 »
If x is even and 90<= x <=100,what is the value of x? 1. x and...
7
Last post by navalpike
Fri Aug 21, 2009 7:13 am
set P
by clar »
If P is a set of integers and 3 is in P, are all the positive...
7
Last post by woo
Fri Aug 21, 2009 4:37 am
what is the average speed?
by ern5231 »
Altogether walked from R to W for 12 hours. What is the average...
5
Last post by iwill
Thu Aug 20, 2009 11:07 pm
DS tough one!
by ern5231 »
If n >= m. Is m<=m+(nm)x<=n? (1) x<=n (2)0<=x<=1
4
Last post by mehravikas
Thu Aug 20, 2009 10:41 pm
Rectangular Solids
by sme0928 »
Hi Everyone, Rectangular solid questiona seem to always give me fits....
1
Last post by vkokal
Thu Aug 20, 2009 9:49 pm
Help with questions regarding factors/divisors
by shanrizvi »
If n is a positive integer, is n^3 - n divisble by 4? a) n=2k+1,...
4
Last post by beboppin
Thu Aug 20, 2009 6:41 pm
|x - y|>|x - z|?
by vineetbatra »
Is |x - y|>|x - z|? (1) |y|>|z| (2) x < 0 Guys how to solve...
1
Last post by pandeyvineet24
Thu Aug 20, 2009 4:55 pm
average of three distinct positive integers
by uptowngirl92 »
The average of three distinct positive integers x,y and z is 64.If a...
14
Last post by uptowngirl92
Thu Aug 20, 2009 4:14 pm
Question from practice test I could not get
by beboppin »
If (n+1)(n-1) is divided by 24 and the remainder is r, what is r? i)...
3
Last post by ranell
Thu Aug 20, 2009 4:02 pm
Units digit of n
by sreak1089 »
If (243)x(463)y = n, where x and y are positive integers, what is the...
6
Last post by DanaJ
Thu Aug 20, 2009 11:59 am
Question of the Day - 21s August, 2009
by quant-master »
Question.1: If x and y are positive, is x^3 > y (1)square root of...
2
Last post by pandeyvineet24
Thu Aug 20, 2009 11:11 am
Can someone explain how to do this data sufficiency problem?
by vladig172 »
Hi guys, I'm stuck on a DS problem in OG 12 Diagnostic Test Q48: If p...
4
Last post by vladig172
Thu Aug 20, 2009 10:30 am
looks easy but may be tough
by ern5231 »
Does the rectangle have an area less than 30? (1) Perimeter = 20 (2)...
7
Last post by sakurle
Thu Aug 20, 2009 9:24 am
is 0 an integer?
by rangerguy2000 »
Question from GMAT Prep S/w Is the product of certain pair of...
2
Last post by PussInBoots
Thu Aug 20, 2009 8:57 am
more x percent & y percent
by Xbond »
Hi there, If I well understood this DS, IMO is E but I'm not sure for...
1
Last post by tohellandback
Thu Aug 20, 2009 1:44 am
highest-contributing countries
by Xbond »
In a certain year the United Nations' total expenditures were...
1
Last post by tohellandback
Thu Aug 20, 2009 1:23 am
DS work and time question
by ern5231 »
Pump A starts drawing water and after some time pump B joins in and...
4
Last post by ern5231
Thu Aug 20, 2009 12:30 am
arrange varibles in order
by ern5231 »
Three variables are given : -(1/5)M, -5M, M-5. Can these three be...
1
Last post by tohellandback
Wed Aug 19, 2009 9:43 pm
sets problem
by gmat20092009 »
Is the range of a combined set of set(S,T) bigger than the sum of...
1
Last post by tohellandback
Wed Aug 19, 2009 9:37 pm
DS with modulus
by ern5231 »
Is x>=0? (1) 2^(|x|) = 2^x (2) 3^(|x|) <= 3^x Modulus really...
2
Last post by adilka
Wed Aug 19, 2009 9:19 pm
Prime factors
by lazyfox »
You feedback appreciated. if v and w are positive integers and every...
2
Last post by lazyfox
Wed Aug 19, 2009 7:24 pm
inequalities with mod ds
by ern5231 »
Given that S>0. Is S>T? (1) | st | = t (2) | st | = 7
14
Last post by PussInBoots
Wed Aug 19, 2009 5:51 pm
inqeualities ds
by ern5231 »
Is x^2+x>-y^2? (1) x^2+y^2=1 (2) x>0
5
Last post by PussInBoots
Wed Aug 19, 2009 4:50 pm
Factorial DS
by ern5231 »
Given that N>4. What is the value of N? 1) n! / (3! (N-3)!) = N! /...
7
Last post by PussInBoots
Wed Aug 19, 2009 3:24 pm
SD DS!!
by ern5231 »
From the list of 10 consecutive odd integers ->...
8
EXPERT REPLIES
Last post by adilka
Wed Aug 19, 2009 11:31 am
x-3
by pathaniaus »
sqrt((x-3)^2) = 3 - x 1) x NOT EQUAL TO 3 2) -x|x| > 0 Please...
5
Last post by tohellandback
Wed Aug 19, 2009 8:03 am
gmat prep question
by yvonne12 »
on the number line, the distance between x and y is greater than the...
4
Last post by DA_11
Wed Aug 19, 2009 5:31 am
Easy way to sort through DS problems logically
by GaStateMTAX »
Hi everyone, For those of you having trouble getting lost in the DS...
2
Last post by BrianSmith
Wed Aug 19, 2009 12:13 am
Triangle
by sk8ternite »
In triangle ABC, point X is the midpoint of side AC and point Y is...
5
Last post by BrianSmith
Tue Aug 18, 2009 11:58 pm
finite
by ST »
Could someone please explain this?
3
Last post by tohellandback
Tue Aug 18, 2009 9:26 pm
If A<Y<Z<B, is /Y-A/< /Y-B/?
by eustudent »
If A<Y<Z<B, is /Y-A/< /Y-B/? 1) /Z-A/ < /Z-B/ 2) /Y-A/...
2
Last post by eustudent
Tue Aug 18, 2009 6:50 pm
GMAt prep Question 6
by subhasis8877 »
Please refer the attachment
1
Last post by prindaroy
Tue Aug 18, 2009 11:18 am
Is x a positive number?
by EbrahimHashem »
Is x a positive number? (1) x + 6>2 (2) X^2 > 25 Have fun :D
11
Last post by yezz
Tue Aug 18, 2009 9:40 am
Work problem
by acenikk »
Jenny can write a software program in certain time. John can write...
5
Last post by tohellandback
Tue Aug 18, 2009 12:54 am