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# Data Sufficiency (DS)

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Announcements

294
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

39901

24 Aug 2017, 21:58

658
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

187152

07 Mar 2012, 08:58

Topics

3
 Set A and B are 2 sets of numbers. A has a standard
seekmba

7

2022

16 Oct 2010, 07:19

1
ER
 [1/a^2+1/a^4+1/a^6+...]>[1/a+1/a^3+1/a^5]   Tags: Poor Quality
honeyhani

2

2249

18 Oct 2010, 11:48

2
ER
 Is the square root of "a" an integer? (1) the last   Tags: Poor Quality
nusmavrik

7

2356

19 Oct 2010, 09:51

1
ER
 If k, m, and p are integers, is k m p odd? (1) k and m are
amitjash

14

2393

20 Oct 2010, 20:18

 Is a > b ?
prab

1

1479

21 Oct 2010, 02:25

 Consider the expression
shrouded1

5

2131

26 Oct 2010, 08:52

3
ER
 In the decimal above, each of X and Y represent a single
hemanthp

7

2020

27 Oct 2010, 07:16

1
 What is the value of X^5? (1) X^2 = 9 (2) X^3 >9
monirjewel

2

1480

28 Oct 2010, 22:05

ER
 Joe is older to Lloyd by five years. Ten years ago, John was   Tags: Poor Quality
powerka

9

3376

30 Oct 2010, 02:55

3
 In the recent election, candidate A received x and candidate

6

2097

06 Nov 2010, 20:27

1
ER
 a^2+b^2=6, a+b=? 1. b-a=2 2. a=-b   Tags: Poor Quality
Creeper300

5

1588

07 Nov 2010, 07:14

ER
 A biker travels from point A to Point C in a straight line   Tags: Poor Quality
Creeper300

2

1391

08 Nov 2010, 10:04

ER
 If A ,B , and C are points on the plane, is AB < 10 ?
dungtd

7

2131

09 Nov 2010, 13:24

1
ER
 Is x = 9?
rockroars

3

1590

10 Nov 2010, 05:38

ER
 What is the volume of a cardboard box with sides a, b, and c ?
TehJay

4

1853

23 Nov 2010, 09:26

6
ER
 In the Xy plane, does the line with equation y=3x+2 contain
silasaaa2

9

5237

23 Nov 2010, 23:08

 A candy wholesaler needs to quickly sell some candy bars
devashish

4

2822

26 Nov 2010, 03:29

ER
 If the total price of n equally priced stock shares is p,
rxs0005

3

2750

27 Nov 2010, 22:05

4
ER
 a is an odd integer and a ≠ -b. Is a^2/|b+a| > a-b ?

7

1832

30 Nov 2010, 06:27

1
ER
 Is x an integer? -- x is evenly divisible by 1/2
fghasemi

1

3802

03 Dec 2010, 05:58

ER
 Mr Tolstoy bought 100 CDs at \$x and sold them at \$y. Did Mr
udaymathapati

5

2044

06 Dec 2010, 21:26

 A right polygon is inscribed in a circle. How many sides
aalriy

2

2602

10 Dec 2010, 10:58

ER
 The members of a recruiting class of a certain military   Tags: Poor Quality
rxs0005

4

2118

11 Dec 2010, 19:33

 What percent of x is 3/4?
jscott319

2

1695

11 Dec 2010, 21:18

1
 If b does not equal 0, what is the value of 4a/3b?
PASSINGGMAT

2

1200

16 Dec 2010, 10:05

2
 If q, r, s and t are positive, does s = t?
Runirish

2

1319

19 Dec 2010, 01:23

1
ER
 If –8 < k < 8, is k < –2 ?
rxs0005

4

1884

24 Dec 2010, 06:56

9
ER
 What is the positive integer n?
sludge

36

3891

01 Jan 2011, 07:30

 A stadium manager expected 13,200 spectators to attend a
ezinis

3

1620

02 Jan 2011, 01:06

ER
 Is (x^2 + y^2) a perfect square? (1) x is even, y is odd (2)   Tags: Poor Quality
hallelujah1234

6

1847

04 Jan 2011, 06:37

ER
 What is the value of {M - N} / {M^2 - N^2}? 1. {M^2 - N^2} =   Tags: Poor Quality
kylexy

14

2263

06 Jan 2011, 09:39

 Is 2x + x^2 an integer?
Werewolf

2

1402

09 Jan 2011, 03:37

2
 If Bill drove 1.5 times slower than normal and was late for
bibha

5

1923

23 Jan 2011, 13:00

1
ER
 If c and k are distinct positive integers, is c divisible by
gmatpapa

2

1612

24 Jan 2011, 03:38

ER
 Working at a constant rate respectively, pumps X and Y took 48 hours
luminousmocha

4

2752

25 Jan 2011, 20:18

 What fraction of his salary did Mr. Johnson put into savings last week
CaspAreaGuy

4

3527

29 Jan 2011, 13:31

ER
 Are the majority of salespeople employed by XYZ Company commissioned?
fluke

2

1893

29 Jan 2011, 21:31

2
 What is the proportion of women in Austria? (I) Number of
mariyea

3

2256

06 Feb 2011, 13:46

 What are the coordinates of 'S'?
GMATD11

3

2601

06 Feb 2011, 14:49

ER
 If x and у are none negative integer, what is the value of x
loveparis

2

2081

10 Feb 2011, 13:55

 The hexagon (see the attachment) has a center A and the
bhandariavi

4

1298

10 Feb 2011, 18:43

ER
 If the product of digits of a 2-digit integer n is 20, what is the
loveparis

2

1559

18 Feb 2011, 00:48

ER
 Is integer N even? 1) N^2=N 2)N=N^3 Statement (1) ALONE is
Lombards

3

1453

18 Feb 2011, 05:01

 On January, 1, 2002, Michael invested a certain amount of money at r
banksy

3

2123

19 Feb 2011, 13:14

ER
 A certain salesperson's weekly salary is equal to a fixed base salary
GMATD11

2

1998

21 Feb 2011, 19:36

1
 If x is an integer, what is the value of x?
banksy

1

1485

24 Feb 2011, 13:55

2
ER
 A certain computer has 2,000 megabytes of memory
MisterEko

5

1917

26 Feb 2011, 12:08

2
 At State University, the average (arithmetic mean) salary of
rxs0005

8

2551

02 Mar 2011, 02:00

1
ER
 Does abcd = 1?
spacelandprep

4

1333

03 Mar 2011, 21:54

1
ER
 If a positive integer q is divisible by both 3 and 11, then q must als
mijou

4

1453

04 Mar 2011, 02:17

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