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# Data Sufficiency (DS)

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299
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

40811

24 Aug 2017, 21:58

659
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

189928

07 Mar 2012, 08:58

Topics

44
ER
 If a is positive, what is the value of b?
Chembeti

7

6447

21 Sep 2017, 22:14

44
ER
 In the triangle above, is x > 90? (1) a^2 + b^2 < 15 (2) c>4
smily_buddy

16

12700

30 Nov 2017, 20:58

44
ER
 If a and b are positive integers, what is the greatest commo
Bunuel

8

3389

15 Nov 2017, 22:31

44
ER
 If 5a=9b=15c, what is the value of a+b+c?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra
jabronyo

22

7615

18 May 2017, 02:45

44
ER
 On a particular trip, Jane drove x miles at 30 miles per hour and y
iamdp

16

3988

17 Mar 2017, 02:20

44
ER
 A store received 7 crates of oranges. What was the standard
windofchange

8

13595

08 Aug 2017, 21:34

43
ER
 If line L in the xy-coordinate plane has a positive slope,   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Source: Manhattan GMAT
smartass666

20

15765

17 Jun 2017, 12:19

43
ER
 The only gift certificates that a certain store sold
Bunuel

12

10037

24 Sep 2017, 00:47

43
ER
 Points A, B, C and D lie on a circle of radius 1. Let x be
arjtryarjtry

16

6969

31 Aug 2017, 03:47

43
ER
 For all numbers t, let //t// be defined as the greatest
martie11

19

7877

07 Nov 2017, 00:39

43
ER
 If m is an integer, is m odd?   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Official Guide
dzodzo85

28

16308

21 Nov 2016, 10:43

43
ER
 Pam owns an inventory of unopened packages of corn and rice   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Word Problems,  Source: GMAT Prep
Vinayprajapati

20

2402

05 Oct 2017, 00:49

43
ER
 Of the companies surveyed about the skills they required in
Bunuel

8

8704

21 Mar 2017, 23:02

43
ER
 Are at least 10 percent of the people in Country X who are   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Overlapping Sets,  Word Problems,  Source: GMAT Prep
study

23

15547

02 Mar 2017, 11:26

43
ER
 Are all of the numbers in a certain list of 15 numbers equal

19

10711

19 Nov 2017, 03:15

43
ER
 A report consisting of 2,600 words is divided into 23 paragr

12

9248

09 Sep 2017, 11:30

43
ER
 In the rectangular coordinate system, are the points (r,s)
calvinhobbes

13

8126

10 Dec 2017, 02:28

43
ER
 Math Revolution and GMAT Club Contest! For positive integers a and b,   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Remainders,  Source: Math Revolution
Bunuel

26

3432

05 Mar 2017, 23:03

43
ER
 X grams of water were added to the 80 grams of a strong
prasun84

17

5122

20 Aug 2017, 07:17

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

37

3556

16 Jun 2017, 18:02

42
ER
 Set X consists of seven consecutive integers, and Set Y
BN1989

12

4824

02 Jul 2017, 07:20

42
ER
 Shaina's five-distinct-digit locker code is 5A48B. What
Smita04

19

6668

29 Apr 2017, 03:51

42
ER
 Lines k and l intersect in the coordinate plane at point (3,   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Source: Manhattan GMAT
supri1234

20

4641

30 Oct 2017, 15:11

42
ER
 Is r/s^2 a terminating decimal?   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals
study

26

9158

27 Apr 2017, 22:32

42
ER
 If x and y are nonzero integers, is x^y < y^x? (1) x =   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Exponents/Powers,  Inequalities
ValleyBall1

22

11737

03 Jun 2017, 21:16

42
ER
 What is the tens digit of positive integer x ?
Bunuel

8

12406

06 Dec 2017, 23:28

42
ER
 If the square root of the product of three distinct positive
Bunuel

16

10316

21 Feb 2017, 03:54

42
ER
 What does |2b| equal?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra
Galiya

21

6266

23 Feb 2017, 06:11

42
ER
 If P is a set of integers and 3 is in P, is every positive
Caffmeister

10

7848

03 Dec 2017, 10:39

42
ER
 The numbers x and y are NOT integers. The value of x is
ezinis

12

9553

25 Nov 2017, 05:45

42
ER
 A manufacturer conducted a survey to determine how many peop   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Overlapping Sets,  Source: GMAT Prep
144144

21

13806

24 Feb 2017, 00:28

41
ER
 If x is a positive number, is x an even integer?
Ellipse

18

9875

10 Dec 2017, 15:24

41
ER
 Leo can buy a certain computer for p1 dollars in State A
Orange08

21

9142

18 Nov 2017, 22:03

41
ER
 Circle O is inscribed in equilateral triangle ABC, which is
Hussain15

19

7635

16 Feb 2017, 19:36

41
ER
 If integers x, y and z are greater than 1 what is the value   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Source: GMAT Prep
arjtryarjtry

24

20019

06 May 2017, 14:25

41
ER
 If m, p, and t are positive integers and m
h2polo

17

11345

04 Apr 2017, 23:37

41
ER
 Given n>5 , when (n!+n+1) is divided by (n+1)
guerrero25

13

3187

24 Jun 2017, 06:30

41
ER
 Is A + B + C even?
catty2004

9

7862

10 Dec 2017, 00:15

41
ER
 Quadrilateral ABCD is inscribed in circle K. The diameter of
bhandariavi

19

15856

05 Oct 2017, 22:33

41
ER
 While on a straight road, Car X and Car Y are traveling at
vix

13

14115

23 Feb 2017, 05:52

41
ER
 For all z, [z] denotes the least integer greater than or equ
Bunuel

13

5396

07 Nov 2017, 00:24

41
ER
 |x + 2| = |y + 2| what is the value of x + y ?
gauravsoni

14

2958

08 Sep 2017, 02:32

41
ER
 What fraction of this year's graduating students at a
uzonwagba

6

17308

09 Sep 2012, 03:58

41
ER
 Yesterday, an automobile dealership sold exactly 15 vehicles

8

6168

01 Jul 2017, 00:24

41
ER
 If Carmen had 12 more tapes, she would have twice as many
nina11

11

7516

23 Feb 2017, 05:53

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

2299

24 Dec 2015, 07:25

41
ER
 S is a set of points in the plane. How many distinct triangles can be
GGUY

19

9357

14 Nov 2017, 21:53

41
ER
 The range of the numbers in set S is x, and the range of the

22

8365

30 Aug 2017, 15:05

41
ER
 The ratio of the number of women to the number of men to the
mymba99

12

29347

15 Jun 2017, 09:17

41
ER
 If x represents the number of positive factors of integer y, is x odd

10

5541

20 Nov 2017, 11:47

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