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# Data Sufficiency (DS)

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Announcements

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

9

38324

24 Aug 2017, 21:58

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

0

182403

07 Mar 2012, 08:58

Topics

113
ER
 If vertices of a triangle have coordinates (-2,2), (3,2) and
noboru

40

17959

11 Aug 2017, 00:08

91
ER
 Is |2a − 3b| < |a − b| + |a − 2b|   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Absolute Values/Modules
Galiya

40

12121

04 Dec 2016, 02:29

160
ER
 In the rectangular coordinate system, are the points (a,
mbaMission

39

16776

17 Jun 2017, 06:05

132
ER
 If the graph of y = x^2 + ax + b passes through the points   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Source: Manhattan GMAT
aeros232

39

23852

08 May 2017, 00:40

19
 If it took Carlos 1/2 hour to cycle from his house to the   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Distance/Rate Problems
sokoletu

39

12586

20 Apr 2010, 13:34

11
ER
 Veritas Prep 10 Year Anniversary Promo Question #7   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Number Properties,  Remainders,  Source: Veritas Prep
Bunuel

38

3313

17 Jun 2017, 02:02

32
ER
 If the area of a parallelogram is 100, what is the perimeter   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry
I3igDmsu

38

14310

21 Sep 2016, 23:13

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

54893

19 Jun 2017, 16:59

38
ER
 If set S consists of even number of integers, is the median   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: GMAT Club Tests
mirhaque

38

11328

16 Jun 2017, 22:20

288
ER
 A school administrator will assign each student in a group
gwiz87

38

29280

28 Jul 2017, 01:23

69
ER
 Is |x| + |x -1| = 1?   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities
mendelay

37

11147

04 Jan 2017, 11:33

42
ER
 Math Revolution and GMAT Club Contest! If |3x| > |4y|, is x > y?
Bunuel

37

3461

16 Jun 2017, 18:02

15
ER
 The sum of n consecutive positive integers is 45. What is
neelesh

37

4049

18 Sep 2011, 23:43

232
ER
 The table below shows the results of a survey of 100 voters   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: Official Guide
samrand

37

30008

12 Aug 2017, 06:57

222
ER
 Each of the 25 balls in a certain box is either red, blue or   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Overlapping Sets,  Probability,  Source: GMAT Prep
lexis

37

30138

10 Oct 2017, 09:55

22
ER
 sqrt{ABC} = 504. Is B divisible by 2?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties
12345678

36

5960

27 Aug 2017, 00:54

41
ER
 If x 0, is x^2/|x| < 1?   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Prep
zaarathelab

36

4048

15 Oct 2017, 09:25

38
ER
 Michael arranged all his books in a bookcase with 10 books on each she   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Official Guide
tonebeeze

36

8737

12 Oct 2017, 08:39

195
ER
 In the figure above, is the area of triangular region ABC   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry,  Source: Official Guide
jfk

36

30169

06 Jul 2017, 10:32

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

32696

07 Sep 2017, 07:09

177
ER
 Each employee of Company Z is an employee of either division   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Fractions/Ratios/Decimals,  Word Problems,  Source: GMAT Prep
GMATBLACKBELT

36

25692

19 Oct 2017, 09:42

32
ER
 If positive integer x is a multiple of 6 and positive
rahulraao

36

10019

19 Jul 2017, 20:58

41
ER
 Math Revolution and GMAT Club Contest! There is a sequence An when n   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Sequences,  Source: Math Revolution
Bunuel

36

2226

24 Dec 2015, 07:25

9
ER
 What is the positive integer n?
sludge

36

3847

01 Jan 2011, 07:30

150
ER
 If ax + b = 0, is x > 0 (1) a + b > 0 (2) a - b > 0   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep
uzzy12

35

25572

31 Aug 2017, 23:34

39
ER
 If p is the perimeter of rectangle Q, what is the value of p   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Geometry,  Source: Official Guide
Bunuel

35

11338

12 Mar 2017, 22:13

59
ER
 Is root{(x-3)^2}=3-x?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Prep
vaivish1723

35

13977

30 Aug 2017, 07:01

191
ER
 Reiko drove from point A to point B at a constant speed, and   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Distance/Rate Problems,  Source: Manhattan GMAT
deepakrobi

35

19736

23 Jan 2017, 06:48

116
ER
 Is n/18 an integer?
shinewine

35

16304

14 Oct 2017, 02:33

17
ER
 For the triangle shown, where A, B and C are all points on   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry,  Source: Kaplan
enigma123

35

13831

08 Sep 2017, 01:22

142
ER
 If, in the addition problem above, a, b, c, d, e, f, x, y, a   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic
mn2010

35

21804

04 Aug 2017, 08:52

109
ER
 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

35

26250

26 Sep 2017, 19:53

6
ER
 If k, m, and t are positive integers and k/6 + m/4 = t/12 ,   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Source: Official Guide
marine

35

6772

10 May 2011, 09:42

40
ER
 Math Revolution and GMAT Club Contest! If a, b, and c are the tenths   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Fractions/Ratios/Decimals,  Source: Math Revolution
Bunuel

34

2533

15 Dec 2015, 07:27

28
ER
 Is x/3 + 3/x > 2   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities
DenisSh

34

6910

27 Oct 2016, 03:54

7
ER
 Does the integer k have at least three different positive   Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Number Properties,  Source: Official Guide
bandit

34

17415

22 Sep 2010, 23:18

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

145963

28 Jul 2017, 01:46

98
ER
 Is the perimeter of triangle ABC greater than 20? (1)   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry
Bunuel

34

22185

13 Sep 2017, 21:56

163
ER
 How many different prime numbers are factors of the positive
xyzgmat

33

29258

27 Aug 2017, 10:28

137
ER
 If x, y and z are positive numbers, is z between x and y?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep EP 1
vcbabu

33

27042

07 Jul 2017, 05:46

31
ER
 If x#-y is (x-y)/(x+y)>1? (1) x>0 (2) y<0   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep
gmatcracker2010

33

9583

05 Mar 2017, 09:00

6
ER
 If a is not equal to zero, is 1/a > a / (b^4 + 3) ? (1)   Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Inequalities,  Poor Quality,  Source: Manhattan GMAT
Aj85

33

5504

09 Sep 2013, 04:27

32
ER
 The total cost of producing item X is equal to the sum of
knabi

33

10566

20 Aug 2016, 11:00

14
ER
 A, B, C, and D are distinct points on a plane. If triangle A   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry,  Source: GMAT Club Tests
enigma123

33

9084

19 Jun 2017, 13:20

141
ER
 The sum of the integers in list S is the same as the sum of   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: GMAT Prep
Apex231

33

25184

07 Oct 2017, 00:12

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

34896

26 Sep 2017, 10:41

120
ER
 A total of \$60,000 was invested for one year. Part of this   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Percent and Interest Problems,  Source: Official Guide

33

22109

29 Aug 2017, 20:00

16
ER
 Of the 200 members of a certain association, each member who   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: GMAT Prep
Gordon

32

9975

10 Sep 2013, 15:13

24
ER
 Stations X and Y are connected by two separate, straight,   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Distance/Rate Problems
tenaman10

32

15699

08 Dec 2016, 00:09

81
ER
 Is |x - y| > |x - z|?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: Manhattan GMAT
Hussain15

32

15398

05 Mar 2017, 06:05

 new topic Question banks Downloads My Bookmarks Reviews Important topics Go to page Previous    1   2   3   4   5   6   7   8   9   10   11  ...  210    Next Search for:

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