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Data Sufficiency

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Dursley's
by knight247 »
The Dursleys decided that their monthly electricity expenditure for...
4
Last post by akhilsuhag
Tue Aug 23, 2011 2:15 pm
Please check this one
by knight247 »
If x and y are positive, is y<2? (1)x>2y (2)x<y+2 Don't have...
2
Last post by HeintzC2
Tue Aug 23, 2011 12:13 pm
function concept
by pasami »
If f(x+(1/x)) = x^2 + (1/x)^2 What is the value of f(x)? A. x^2 + 1...
4
Last post by pasami
Tue Aug 23, 2011 11:42 am
Still working on inequalities
by knight247 »
If x y and z are positive integers, is (x/y)^z>1? (1)y-x=2...
1
Last post by force5
Tue Aug 23, 2011 11:35 am
Inequality DS
by knight247 »
Is A^x>B^x? (1)A>B, x>0 (2)1/a<1/b and x<|x| OA is E
5
Last post by Geva@EconomistGMAT
Tue Aug 23, 2011 8:53 am
What percent of y is x ?
by validima »
What percent of y is x ? (1) y is 10 more than x divided by 2. (2)...
1
Last post by top_business_2011
Tue Aug 23, 2011 8:52 am
a data from gmat club
by diebeatsthegmat »
Does the sequence {a1, a2, a3, ..., an, ...} contain an...
8
Last post by top_business_2011
Tue Aug 23, 2011 8:01 am
Inequality again
by knight247 »
Is ax>bx? (1)a>b (2)a+x>b+x Don't have an OA. Detailed...
2
Last post by top_business_2011
Tue Aug 23, 2011 7:17 am
Knewton DS
by rahulvsd »
At a certain circus, every child was given either two or three...
2
Last post by GMATGuruNY
Tue Aug 23, 2011 2:31 am
A mistake in Advanced Manhattan GMAT quant or my fault
by kushagra09 »
Dear Experts and Friends, This is in reference to Try-It #4-9,(page...
2
Last post by sl750
Mon Aug 22, 2011 10:40 pm
Probability
by sl750 »
A drawer contains 36 socks, and 2 socks are selected at random...
2
Last post by sl750
Mon Aug 22, 2011 10:17 pm
is b^a+1 – ba^b odd?
by venmic »
If a and b are both positive integers, is b^a+1 - ba^b odd?...
9
Last post by Tani
Mon Aug 22, 2011 11:33 am
Mean and Mode
by anubhavgulati »
Hi, Data Sufficiency Question. Set of data consists of 3...
5
Last post by anubhavgulati
Mon Aug 22, 2011 10:32 am
experts plz help
by runzun »
This table lists enrollment in an afterschool program by activity....
4
Last post by sl750
Mon Aug 22, 2011 10:02 am
Value of x
by GmatKiss »
What is the value of x? 1)x-y=1 2)xy=12
3
Last post by gmatboost
Mon Aug 22, 2011 9:51 am
are all the numbers of certain list of 15 numbers equal?
by Taniuca »
Are all the numbers of a certain list of 15 numbers equal? 1) the sum...
2
Last post by GmatKiss
Mon Aug 22, 2011 2:17 am
Standar Deviation
by ktn11 »
If two numbers are selected from 1, 3, 5, 7, 9, 11, 13, 15, 17, and...
7
Last post by GmatKiss
Mon Aug 22, 2011 2:05 am
a data from gmat club
by diebeatsthegmat »
2
Last post by beatthegmat.garry
Sun Aug 21, 2011 7:02 pm
Modulus/Number line
by bblast »
Is |a|-|b| >= |a-b| ? (1) b > a (2) a > 0
2
Last post by czarczar
Sun Aug 21, 2011 12:04 pm
rate prb-tricky
by Ozlemg »
Working together at their constant rates , A and B can fill an empty...
8
Last post by Frankenstein
Sun Aug 21, 2011 6:40 am
Is x > y?
by diaca »
Is x > y? (1) sqrt (x)> y (2) x^3 > y Source Manhattan Gmat...
6
Last post by Anurag@Gurome
Sat Aug 20, 2011 6:58 pm
is median of set negative
by eshwarjayanth »
If set S consists of even number of integers, is the median of set...
5
Last post by bblast
Sat Aug 20, 2011 9:26 am
consecutive integers
by GmatKiss »
Is the average of n consecutive integers equal to 1 ? (1) n is even...
2
Last post by Brent@GMATPrepNow
Sat Aug 20, 2011 7:35 am
constant rates! tricky
by Ozlemg »
Running at their respective constant rates, machine X takes 2 days...
1
Last post by Anurag@Gurome
Sat Aug 20, 2011 5:59 am
Tricky MGMAT DS Qn - Experts please help
by kaps786 »
If S is a finite set of consecutive even numbers, is the median of S...
1
Last post by GmatKiss
Sat Aug 20, 2011 3:17 am
perimeter Vs circumference
by eshwarjayanth »
Is the perimeter of square S greater than the circumference of circle...
1
Last post by Anurag@Gurome
Fri Aug 19, 2011 8:17 pm
DS - Triangle Tricky
by kaps786 »
If vertices of a triangle have coordinates (-1,0), (4,0), and (0,A) ,...
3
Last post by kaps786
Fri Aug 19, 2011 6:12 pm
Do they ask such questions in real GMAT???
by finance »
Isn't this a statistics problem??Are we supposed to know?? Looking...
2
Last post by finance
Fri Aug 19, 2011 9:53 am
DS: is the product of x and s even? Help
by mahesh.aradhya »
If x and s are both positive integers, is the product of x and s...
7
Last post by GmatKiss
Fri Aug 19, 2011 9:16 am
Please help explain
by tvtt2010 »
1. Are x and y both positive? 1. 2x-2y=1 2.x/y>1 2. IF p is a...
3
Last post by GmatKiss
Fri Aug 19, 2011 9:06 am
Is x > y?
by eshwarjayanth »
Is x > y? (1) sqrt x > y (2) x^3 > y Ans - E
1
Last post by Anurag@Gurome
Fri Aug 19, 2011 7:30 am
Divisor = Factor?
by JDesai01 »
Am I missing something when I conclude that a divisor is the same...
3
Last post by Brent@GMATPrepNow
Fri Aug 19, 2011 6:20 am
Perimeter
by sampath »
Is the perimeter of a triangle greater than 1? (1) Two of the heights...
1
Last post by Anurag@Gurome
Fri Aug 19, 2011 3:47 am
Guarantee Toughie(700+)-Creative Ways?-cordinate plane
by kaps786 »
Toughie from MGMAT - looking for creative and different approaches to...
4
Last post by kaps786
Thu Aug 18, 2011 2:41 pm
Exponents & Roots
by vishwas.arora »
If m and n are integers, then what is the value of (-1)^m + (-1)^n +...
3
Last post by AN24
Thu Aug 18, 2011 12:02 pm
Tricky DS
by ronaldramlan »
Is x^2 + y^2 > 100? (1) 2xy < 100 (2) (x+y)^2 > 200
17
Last post by David@VeritasPrep
Thu Aug 18, 2011 11:58 am
Inequality_2
by jayanti »
Is y<0? 1)x+y=1 2)X^2<y^2
1
Last post by force5
Thu Aug 18, 2011 10:31 am
DS- Parallegram, Kites, rhombus, quads etc Q2
by kaps786 »
Is quadrilateral ABCD a rhombus? (1) Line segments AC and BD are...
2
Last post by bblast
Thu Aug 18, 2011 8:31 am
Where am I going wrong - Inequalities
by imhimanshu »
Hi Experts, Can you please verify where I am going wrong. If m...
4
Last post by imhimanshu
Thu Aug 18, 2011 7:28 am
Inequality DS
by GmatKiss »
What is x? (1)x^2 + y = 17 (2)y = 2x + 2
2
Last post by Anurag@Gurome
Thu Aug 18, 2011 5:40 am
OG problem no 49, price per share
by inertia2010 »
Hi, Can someone please explain this? If the total price of n equally...
3
Last post by singalong
Thu Aug 18, 2011 2:54 am
Inequality_1
by jayanti »
if x^2>y^2, is x>y 1) IxI>y 2) IyI<x.
1
Last post by gmatboost
Wed Aug 17, 2011 10:47 pm
Inequality question
by kaps786 »
Hi Can someone help solve this step by step, shouldnt take long. Is...
3
Last post by gmatboost
Wed Aug 17, 2011 8:31 pm
Set of n numbers - Mean
by rami26 »
Set S consists of n numbers arranged in ascending order. A new set is...
3
Last post by gmatboost
Wed Aug 17, 2011 8:20 pm
ratio
by GmatKiss »
If p1 and p2 are the populations and r1 and r2 are the numbers of...
2
Last post by gmatboost
Wed Aug 17, 2011 8:11 pm
which is greater
by eshwarjayanth »
n>0, which is greater, 20 percent of n or 10 percent of the sum of...
2
Last post by gmatboost
Wed Aug 17, 2011 8:08 pm
DS-Gmat Review- question 100
by Taniuca »
Could someone be kind to explain the sufficiency for the next...
2
Last post by sunny.bhasin
Wed Aug 17, 2011 7:30 pm
Inequality
by jayanti »
if ab≠ 0 is (a-b/((a^-1)-(b^-1))^-1> a+b 1. IaI >IbI 2....
5
Last post by jayanti
Wed Aug 17, 2011 11:24 am
Tricky DS Problem... from MGMAT Number Properties, CH 8
by mikeyyJ »
If x is a positive integer, is x^3 - 3x^2 + 2x divisible by 4? (i) x...
3
Last post by saketk
Wed Aug 17, 2011 8:35 am
weighted average
by naveen451 »
Each employee of Company Z is an employee of either Division X or...
4
Last post by AN24
Wed Aug 17, 2011 7:44 am