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# GMAT Data Sufficiency (DS)

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216
 150 Hardest and easiest questions for DS   Tags:
Bunuel

5

30634

09 Jun 2017, 07:33

567
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

164902

07 Mar 2012, 08:58

Topics

98
 If p and n are positive integers and p > n, what is the   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Remainders
BANON

24

25279

28 Mar 2017, 09:56

98
 Mary persuaded n friends to donate \$500 each to her election   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Word Problems,  Source: GMAT Prep
seofah

28

19513

22 May 2017, 09:57

98
 Is sqrt ((x-3)^2) = 3-x?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Prep
gmatnub

31

24970

23 Apr 2017, 22:44

98
 Is n/18 an integer?
shinewine

36

14949

13 Oct 2016, 01:21

97
 If d is a positive integer and f is the product of the first   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Number Properties,  Source: GMAT Prep
enigma123

22

14317

04 Aug 2016, 18:52

97
 In a certain year, the difference between Mary's and Jim's   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: GMAT Prep

26

23076

30 Aug 2016, 07:52

95
 Are x and y both positive? (1) 2x - 2y = 1 (2) x/y > 1   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep
LM

56

18158

05 May 2017, 02:14

94
 DS questions about standard deviation   Go to page: 1, 2, 3 Tags: Difficulty: Sub-600 Level,  Statistics and Sets Problems
Bunuel

43

46718

10 Jun 2017, 10:13

94
 For the students in class A, the range of their heights is r
BANON

23

21754

18 Apr 2017, 16:20

94
 One kilogram of a certain coffee blend consists of x

13

13907

12 Apr 2017, 09:40

94
 Six shipments of machine parts were shipped from a factory

9

11632

17 Dec 2016, 18:57

93
 Is the positive two-digit integer N less than 40 ?

13

13170

01 Apr 2017, 11:05

92
 If 0
imhimanshu

21

9478

10 May 2017, 19:02

92
 Is |x| < 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| 0   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities
yezz

37

22075

17 Aug 2016, 23:48

92
 Is the positive integer N a perfect square? (1) The number
mbaMission

32

23889

23 Aug 2016, 07:05

91
 What is the average (arithmetic mean) of eleven consecutive
zz0vlb

15

20389

13 Mar 2017, 05:39

91
 Collection of 8 DS questions
Bunuel

50

36717

22 Jun 2014, 15:56

90
 If ab ≠ 0, is ab > a/b ?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: Manhattan GMAT
gmatquant25

27

11646

02 Feb 2017, 17:49

90
 For any positive integer x, the 2-height of x is defined to be the
Bunuel

15

5344

17 Jun 2017, 04:59

89
 Is the number of members of Club X greater than the number
TomB

19

15327

29 May 2017, 10:15

88
 Material A costs \$3 per kilogram, and Material B costs \$5
alltimeacheiver

18

14258

30 Apr 2017, 19:45

88
 What is the perimeter of PQRS ? (1) x = 30 degree   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Geometry
Asifpirlo

46

13321

15 May 2017, 00:45

88
 How many subordinates does Marcia have?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Combinations
marcodonzelli

31

15520

21 Aug 2016, 07:06

88
 Machine M, working alone at its constant rate, produces x wi
violetsplash

16

16678

12 Jan 2017, 15:49

88
 Lines n and p lie in the xy-plane. Is the slope of line n   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: GMAT Prep
BANON

25

13903

23 Apr 2017, 03:28

88
 Is x > 10^10 ? (1) x > 2^34 (2) x = 2^35   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Exponents/Powers,  Inequalities,  Source: Manhattan GMAT
dvinoth86

24

15107

05 Dec 2016, 01:23

87
 A jar contains 8 red marbles and y white marbles. If Joan   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Probability,  Source: Manhattan GMAT
Orange08

21

17337

21 Jul 2016, 14:51

86
 For any integers x and y, min(x, y) and max(x, y) denote the
snkrhed

19

37730

28 Dec 2016, 00:08

85
 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

30817

05 Mar 2017, 08:49

85
 If x and y are integers, is x > y?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities,  Source: Official Guide

22

13572

30 Apr 2017, 18:08

85
 If w, x, y and z are integers such that w/x and y/z are
japped187

16

11250

25 Aug 2016, 22:32

85
 Warehouse W's revenue from the sale of sofas was what percen   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Percent and Interest Problems,  Source: GMAT Prep
young_gun

22

19810

19 Jun 2017, 19:42

85
 What is the hundredths digit of th decimal Z?
mydreammba

13

24890

19 Nov 2016, 01:04

85
 Beginning in January of last year, Carl made deposits of \$120 into his   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Word Problems
barakhaiev

22

14190

24 Jun 2017, 12:17

84
 If zy < xy < 0, is | x - z | + |x| = |z|?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Prep
rgtiwari

27

13890

26 Feb 2017, 03:22

84
 A tank is filled with gasoline to a depth of exactly 2 feet. The tank   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Geometry,  Source: Official Guide
iamschnaider

26

11487

31 May 2017, 22:34

84
 Is the perimeter of triangle ABC greater than 20? (1)   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Geometry
Bunuel

40

21122

21 Dec 2016, 04:42

83
 Is |x| = y - z ? (1) x + y = z (2) x < 0   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: Manhattan GMAT
DenisSh

37

16767

25 Apr 2017, 23:09

83
 If ab≠0 and points (-a, b) and (-b, a) are in the same quadr   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Source: GMAT Prep
jitendra

23

10838

10 Jun 2017, 09:43

83
 In a certain business, production index p is directly   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Official Guide
Superhuman

20

14459

27 Dec 2016, 00:34

83
 Is |2a − 3b| < |a − b| + |a − 2b|   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Absolute Values/Modules
Galiya

40

11582

04 Dec 2016, 02:29

82
 Is (7x)^1/2 an integer?
alex1233

18

7694

29 May 2017, 13:07

81
 If m and n are positive integers, is the remainder of   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Remainders,  Source: GMAT Club Tests
zisis

20

9990

17 Oct 2016, 13:01

80
 On a certain sight-seeing tour, the ratio of the number of
clubzzang

20

25605

11 May 2017, 10:15

80
 If x, y and z are positive integers such that x^4*y^3 = z^2
EgmatQuantExpert

19

6567

09 Jan 2017, 07:42

80
 Of the 75 houses in a certain community, 48 have a patio.   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: GMAT Prep
bmwhype2

29

18255

04 Feb 2017, 19:38

80
 If x = u^2 - v^2, y = 2uv and z = u^2 + v^2, and if x = 11,   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Source: GMAT Prep EP 1
vogelleblanc

23

16297

17 Feb 2017, 18:57

79
 Malik's recipe for 4 servings of a certain dish requires 3/2

18

18365

28 Dec 2016, 14:36

79
 On a trolley ride around an amusement park, a child traveler
bulletpoint

9

15134

22 Mar 2017, 20:38

78
 Is |x - y| > |x - z|?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: Manhattan GMAT
Hussain15

32

14879

05 Mar 2017, 06:05

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