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# Data Sufficiency (DS)

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Announcements

286
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

38320

24 Aug 2017, 21:58

643
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

182372

07 Mar 2012, 08:58

Topics

298
ER
 The annual rent collected by a corporation from a certain   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Percent and Interest Problems,  Source: Official Guide
thanks

54

32074

17 Jan 2017, 19:14

189
ER
 If 20 Swiss Francs is enough to buy 9 notebooks and 3   Go to page: 1, 2, 3, 4 Tags: Difficulty: 700-Level,  Inequalities,  Word Problems
Hussain15

65

32330

14 Sep 2017, 21:57

133
ER
 The hypotenuse of a right triangle is 10 cm. What is the   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry,  Source: Official Guide
marcusaurelius

36

32692

07 Sep 2017, 07:09

52
ER
 If [x] denotes the greatest integer less than or equal to x
musabber

26

32706

10 Jul 2017, 02:27

140
ER
 In the rectangular coordinate system shown above, does the
shanewyatt

14

33378

26 Jan 2017, 20:32

189
ER
 Is |x - y| > |x| - |y|? (1) y < x (2) xy < 0   Go to page: 1, 2, 3, 4 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Prep
study

71

33619

12 Mar 2017, 20:53

94
ER
 Is xy > 0? (1) x - y > -2 (2) x - 2y < -6   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep
Baten80

29

33852

05 Mar 2017, 08:49

133
ER
 If [x] denotes the least integer greater than or equal to x
macwanjason

16

33908

19 Jul 2017, 09:36

196
ER
 Are at least 10 percent of the people in Country X who are
enigma123

24

34162

21 Sep 2017, 14:54

166
ER
 If x and y are integers greater than 1, is x a multiple of y
enigma123

15

34792

16 Oct 2017, 06:13

51
ER
 What is the probability that a student randomly selected   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Overlapping Sets,  Probability,  Source: GMAT Prep EP 1
nocilis

33

34893

26 Sep 2017, 10:41

320
ER
 In the xy-plane, region R consists of all the points (x, y)   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Inequalities,  Source: Official Guide
metallicafan

45

35210

27 Aug 2017, 10:27

123
ER
 Is m + z > 0 (1) m - 3z > 0 (2) 4z - m > 0   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep
smitakokne

29

35714

15 Oct 2017, 11:58

44
ER
 In isosceles triangle RST what is the measure of angle R?   Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Geometry,  Source: GMAT Prep
gmatgg

20

35950

18 Jun 2017, 01:35

202
ER
 Six countries in a certain region sent a total of 75
LM

16

36115

12 Jan 2017, 18:09

14
ER
 Max (x,y) is defined as the maximum of x and y, and min(x,y)
GMATD11

5

37191

24 May 2016, 05:09

98
ER
 Collection of 8 DS questions
Bunuel

50

38161

22 Jun 2014, 15:56

177
ER
 If n is a positive integer and r is the remainder when (n-1)
enigma123

9

38370

14 Sep 2017, 03:01

358
ER
 If x is an integer, what is the value of x? (1) x^2 - 4x + 3   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Inequalities,  Source: Official Guide
dimitri92

49

39211

04 Aug 2017, 13:09

326
ER
 In triangle ABC, point X is the midpoint of side AC and   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry,  Source: Official Guide
yezz

29

39357

12 Sep 2017, 16:18

71
ER
 Collection of 12 DS questions   Go to page: 1, 2, 3, 4 Tags: Difficulty: Sub-600 Level,  Number Properties,  Remainders,  Word Problems
Bunuel

78

39358

25 Apr 2013, 11:19

276
ER
 In the xy-plane , does the line with equation y = 3x + 2 contains the   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Source: GMAT Prep
gaurav2k101

29

40024

01 Feb 2017, 08:06

127
ER
 Machines X and Y work at their respective constant rates
BANON

18

40364

27 Sep 2017, 09:58

264
ER
 Is x > y ? (1) x^(1/2)>y (2) x^3>y   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Exponents/Powers,  Inequalities,  Roots,  Source: Manhattan GMAT
shrouded1

40

40501

18 Mar 2017, 20:32

101
ER
 For any integers x and y, min(x, y) and max(x, y) denote the
snkrhed

20

41579

01 Sep 2017, 16:05

180
ER
 On the number line, the distance between x and y is greater
jj97cornell

14

43103

31 Jul 2017, 16:43

105
ER
 DS questions about standard deviation   Go to page: 1, 2, 3 Tags: Difficulty: Sub-600 Level,  Statistics and Sets Problems
Bunuel

43

48714

10 Jun 2017, 10:13

169
ER
 In the figure shown, point O is the center of the semicircle   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry,  Source: GMAT Prep
burnttwinky

31

49320

10 Aug 2017, 00:23

385
ER
 On the number line shown, is zero halfway between r and s ?   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Source: GMAT Prep
DenisSh

41

49367

18 Sep 2017, 00:32

308
ER
 New DS set!!!
Bunuel

138

51303

30 Apr 2017, 23:24

165
ER
 In the xy-plane, what is the y-intercept of line l?   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: GMAT Prep
testprep2010

21

51685

13 Sep 2017, 06:09

117
ER
 The sum of n consecutive positive integers is 45   Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: Sub-600 Level,  Number Properties
Bunuel

92

52014

20 Sep 2017, 04:58

312
ER
 If it took Carlos 1/2 hour to cycle from his house to   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Distance/Rate Problems,  Source: GMAT Prep
TomB

38

54888

19 Jun 2017, 16:59

274
ER
 In the xy-plane, at what two points does the graph of
misterJJ2u

17

54909

17 Mar 2011, 22:27

576
ER
 Train A leaves New York for Boston at 3 PM and travels at   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Distance/Rate Problems
rohitgoel15

51

55153

25 Sep 2017, 21:26

213
ER
 Of the 60 animals on a certain farm, 2/3 are either cows or
DenisSh

67

57297

23 Jul 2017, 05:29

223
ER
 If x is not equal to 0, is |x| less than 1? (1) x/|x|< x   Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Source: Economist GMAT Tutor
Hussain15

84

58022

15 Oct 2017, 21:17

343
ER
 NEW!!! Tough and tricky exponents and roots questions   Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: Sub-600 Level,  Algebra,  Exponents/Powers,  Roots
Bunuel

97

58802

27 Sep 2017, 12:09

338
ER
 100 Hardest Data Sufficiency Questions   Go to page: 1, 2 Tags: Difficulty: 700-Level
Bunuel

20

69107

05 Aug 2017, 11:07

468
ER
 New Set: Number Properties!!!   Go to page: 1 ... 8, 9, 10 Tags: Difficulty: 600-700 Level,  Number Properties,  Source: GMAT Club Tests
Bunuel

193

70009

25 Sep 2017, 23:47

307
ER
 In the figure shown, what is the value of x?   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Geometry,  Source: GMAT Prep
shorteverything

32

73834

29 Jul 2017, 16:46

474
ER
 Devil's Dozen!!!
Bunuel

153

85516

30 Jun 2017, 05:17

420
ER
 The Discreet Charm of the DS
Bunuel

198

89508

18 Oct 2017, 21:04

330
ER
 Are x and y both positive? (1) 2x-2y = 1 (2) x/y > 1   Go to page: 1, 2, 3, 4 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep
Manbehindthecurtain

74

91861

27 Sep 2017, 07:53

147
ER
 If r and s are the roots of the equation x^2 + bx + c = 0   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Algebra,  Inequalities,  Source: Official Guide
asveaass

34

145679

28 Jul 2017, 01:46

1434
ER
 Inequality and absolute value questions from my collection   Go to page: 1 ... 21, 22, 23 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities
Bunuel

456

225614

14 Oct 2017, 06:22

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