GMAT Data Sufficiency (DS) Forum - Free Practice Questions

ER

Complete 1000 GMAT Data Sufficiency Series (DS-1000 Series) Questions

Bunuel

25 Oct 2022, 08:11

179

15

79,867

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

858

24

189,007

by: bumpbot

16 Sep 2025, 06:05

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DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,717

by: bb

29 Aug 2025, 13:27

ER

Is z + z < z ? (1) -4z > 4z (2) z^3 < z^2

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

13 Mar 2018, 06:56

8

4,132

by: bumpbot

25 Sep 2025, 23:59

ER

Is zw positive? (1) z + w^3 = 20 (2) z is positive

Sub 505 (Easy) | Algebra, Inequalities

Sub 505 (Easy) | Algebra, Inequalities hide tags

Bunuel

06 Oct 2016, 05:12

54

11

21,425

by: bumpbot

25 Sep 2025, 20:42

ER

If x is not equal to 0, is |x| less than 1? (1) x/|x|< x (2) |x| > x

805+ (Hard) | Absolute Values, Inequalities

805+ (Hard) | Absolute Values, Inequalities hide tags

1, 2, 3

Hussain15

01 Nov 2009, 09:25

527

51

147,254

by: bumpbot

25 Sep 2025, 05:12

ER

Is x > 0? (1) x^6 > x^7 (2) x^7 > x^8

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

aDAMS

04 Apr 2023, 10:20

73

14

14,854

by: bumpbot

24 Sep 2025, 09:17

ER

Is x a negative number? (1) x^2 is a positive number (2) x^3 is non-po

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

davidbeckham

01 May 2020, 16:14

11

5

3,963

by: bumpbot

23 Sep 2025, 17:50

ER

What is x? (1) |x| < 2 (2) |x| = 3x – 2

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

rohitgoel15

20 Mar 2020, 06:28

268

15

63,546

by: bumpbot

23 Sep 2025, 16:58

ER

Is |x - 1| < 1? (1) (x - 1)^2 <= 1 (2) x^2 - 1 > 0

805+ (Hard) | Absolute Values, Inequalities

805+ (Hard) | Absolute Values, Inequalities hide tags

devinawilliam83

25 Oct 2023, 09:11

57

5

14,926

by: bumpbot

23 Sep 2025, 08:48

ER

What is the value of y ? (1) |x| ≤ y ≤ −|x| (2) |y| ≥ x ≥ −|y|

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

Bunuel

24 Jun 2020, 02:27

22

8

3,033

by: bumpbot

21 Sep 2025, 05:06

ER -1

If n is positive, is root(n) > 100 ?

555-605 (Medium) | Algebra +2 tags

555-605 (Medium) | Algebra, Inequalities, Roots hide tags

Bunuel

11 Jan 2011, 17:57

346

18

43,477

by: bumpbot

20 Sep 2025, 23:00

ER

Is x < 0? (1) x^2 - x > 0 (2) |x| < 1

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

Bunuel

01 Apr 2020, 02:30

14

9

4,142

by: bumpbot

18 Sep 2025, 08:13

ER

Does a^b lie between 0 and 1, exclusive? (1) |a| < 1 (2) b is a posit

605-655 (Medium) | Absolute Values +3 tags

605-655 (Medium) | Absolute Values, Exponents, Inequalities, Number Properties hide tags

Bunuel

05 Jan 2022, 10:00

3

1,868

by: bumpbot

18 Sep 2025, 07:51

ER

Is |x| > x ? (1) x > |y| (2) x is a non-negative integer

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

chetan2u

21 Feb 2017, 07:54

8

7

3,480

by: bumpbot

18 Sep 2025, 04:36

ER

If #x# represents the smallest even integer greater than or equal to x

605-655 (Medium) | Absolute Values +2 tags

605-655 (Medium) | Absolute Values, Functions and Custom Characters, Inequalities hide tags

Bunuel

14 Sep 2015, 01:48

28

8

7,166

by: bumpbot

18 Sep 2025, 00:50

ER

If xy 0, is x^y > 0 ?

655-705 (Hard) | Exponents +2 tags

655-705 (Hard) | Exponents, Inequalities, Roots hide tags

Bunuel

20 Jul 2014, 11:23

63

11

11,953

by: bumpbot

16 Sep 2025, 06:24

ER

If |a + 1| =|b - 1|, what is the value of a - b? (1) ab > 0 (2) a/b-1

805+ (Hard) | Absolute Values, Inequalities

805+ (Hard) | Absolute Values, Inequalities hide tags

Bunuel

12 Jun 2023, 06:15

13

4

2,017

by: stne

14 Sep 2025, 12:42

ER

Is x² + y² > -2xy? (1) xy > 0 (2) x - y = 4

655-705 (Hard) | Algebra, Inequalities

655-705 (Hard) | Algebra, Inequalities hide tags

BrentGMATPrepNow

07 Mar 2023, 09:14

3

4

3,128

by: bumpbot

11 Sep 2025, 07:04

ER

Is x - y > r - s ? (1) x > r and y < s (2) y = 2, s = 3, r = 5, and

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

hb

30 Sep 2022, 14:21

129

5

19,029

by: bumpbot

10 Sep 2025, 12:30

ER

Is |p + 2| - p > 5? (1) |p| < 2 (2) p > p^2

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

a70

03 Aug 2018, 10:14

30

11

7,149

by: bumpbot

10 Sep 2025, 04:31

ER

Is |x| = y - z ?

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

RashedVai

04 Mar 2020, 22:05

16

3

1,948

by: Bunuel

10 Sep 2025, 03:43

ER

If a and b are integers, and |a| > |b|, is a |b| < a

805+ (Hard) | Absolute Values, Inequalities

805+ (Hard) | Absolute Values, Inequalities hide tags

thailandvc

11 Sep 2009, 01:57

169

17

47,231

by: bumpbot

10 Sep 2025, 02:11

ER

If a, b, and c are integers, is a - b + c greater than a + b

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

fiendex

06 Feb 2012, 08:27

79

9

25,619

by: bumpbot

07 Sep 2025, 12:53

ER

Is zp negative? (1) pz^4 < 0 (2) p + z^4 = 14

555-605 (Medium) | Exponents +2 tags

555-605 (Medium) | Exponents, Inequalities, Number Properties hide tags

Bunuel

25 Oct 2015, 09:13

200

12

52,186

by: bumpbot

07 Sep 2025, 12:37

ER

What is the value of integer x ?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

MBAUncle

20 Apr 2010, 07:04

93

14

13,474

by: bumpbot

05 Sep 2025, 08:48

ER

Is x^4 + y^4 > z^4? (1) x^2 + y^2 > z^2 (2) x + y > z

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

ksharma12

04 Dec 2018, 03:49

253

18

43,501

by: wArrior902

05 Sep 2025, 09:34

ER

Is x > y ? (1) ax > ay (2) a^2*x > a^2*y

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Jivana

28 Jun 2021, 00:11

85

14

32,589

by: bumpbot

04 Sep 2025, 07:47

ER

Is x > 0? (1) 1/x < 1 (2) 1/x > x

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Nups1324

27 Nov 2020, 23:58

37

16

6,818

by: gmatchile1

03 Sep 2025, 11:37

ER

If x is a positive number, is x greater than 1? (1) 1>1/x (2) -1/x >-1

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

02 Oct 2022, 07:51

3

3,504

by: bumpbot

03 Sep 2025, 07:21

ER

Is x less than y? (1) x - y + 1 < 0 (2) x - y - 1 < 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

banksy

21 Sep 2019, 16:38

143

13

30,416

by: bumpbot

02 Sep 2025, 12:01

ER

Is x > 0 ? (1) x^3 < x (2) x is even.

655-705 (Hard) | Inequalities, Number Properties

655-705 (Hard) | Inequalities, Number Properties hide tags

Bunuel

05 Jun 2018, 00:26

25

11

7,619

by: bumpbot

02 Sep 2025, 09:34

ER

If a < b , is a > 0 ?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

KanishkM

01 Jan 2019, 21:13

13

4

4,102

by: Strategix

02 Sep 2025, 05:14

ER

If mv < pv < 0, is v > 0?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Stiv

20 Jun 2012, 02:53

615

18

76,802

by: bumpbot

01 Sep 2025, 03:37

ER

Is n < 0? (1) m < n (2) -n < m

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

26 Sep 2019, 04:44

13

9

6,719

by: bumpbot

31 Aug 2025, 22:29

ER

If a^5*b^6*c^7 > 0, is a*b^3*c^5 <0 ? (1) b < 0 (2) c > 0

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

13 Jul 2023, 01:30

4

1,846

by: bumpbot

30 Aug 2025, 21:06

ER

Is x greater than 1? (1) 1/x >1 (2) 1/x^5 > 1/x^3

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

1, 2

sandal85

06 Jun 2012, 21:20

67

20

27,082

by: bumpbot

27 Aug 2025, 13:09

ER

If k is a non zero integer, is k > 0? (1) |k - 4| = |k| + 4 (2) k>k^3

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

Bunuel

09 Dec 2019, 01:32

18

5

8,657

by: bumpbot

27 Aug 2025, 06:37

ER

If a and b are distinct integers and their product is not equal to

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

janani28

01 Sep 2014, 12:09

157

9

16,151

by: bumpbot

26 Aug 2025, 23:04

ER

What is the value of positive integer x? (1) 1 ≤ x^5 ≤ 36 (2) 2x ≠ x^2

555-605 (Medium) | Algebra, Inequalities

555-605 (Medium) | Algebra, Inequalities hide tags

Bunuel

18 Mar 2021, 01:30

9

6

2,870

by: bumpbot

26 Aug 2025, 10:00

ER

If pq 0, is p + q > 1/p + 1/q? (1) p < q < 1 (2) pq < 1

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

BengalScientist

12 Jun 2013, 19:33

29

8

11,024

by: bumpbot

24 Aug 2025, 21:52

ER

Is p > q? (1) 1/q < 1/p (2) p/q > 0.25

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

rajthakkar

18 Nov 2022, 04:46

15

3

7,926

by: bumpbot

24 Aug 2025, 21:39

ER

If x > 0, y > 0, and a ≠ y, is (x − a)/(y − a) < x/y ?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Bunuel

06 Oct 2021, 06:30

12

4

3,385

by: bumpbot

23 Aug 2025, 04:41

ER

If n is an integer, is n|n| > 3^n? (1) n < -1 (2) n = -11

Sub 505 (Easy) | Absolute Values, Inequalities

Sub 505 (Easy) | Absolute Values, Inequalities hide tags

Bunuel

19 Sep 2019, 01:53

11

6

3,255

by: Bunuel

23 Aug 2025, 01:45

ER

If x is a positive integer less than 10, is z less than the average

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Bunuel

07 Jul 2021, 08:00

8

3

2,164

by: bumpbot

23 Aug 2025, 00:25

ER

Is k greater than 3?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

tonebeeze

08 Oct 2010, 18:55

50

10

11,560

by: bumpbot

21 Aug 2025, 16:14

ER

Is the product st negative?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

gmat6nplus1

03 Dec 2013, 03:33

46

14

11,008

by: bumpbot

21 Aug 2025, 16:10

ER

If a is an integer and a=|b|/b is a=1

605-655 (Medium) | Absolute Values, Inequalities

605-655 (Medium) | Absolute Values, Inequalities hide tags

rxs0005

18 Feb 2012, 05:04

45

14

9,809

by: bumpbot

21 Aug 2025, 16:05

ER

If x and y are positive, is 3x > 7y? (1) x > y + 4 (2) -5x < -14y

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

mehdiov

05 Nov 2018, 00:25

44

6

24,129

by: bumpbot

21 Aug 2025, 15:58

ER

Is x + x^2 + ... +x^10 positive?

605-655 (Medium) | Exponents +2 tags

605-655 (Medium) | Exponents, Inequalities, Number Properties hide tags

gmatpapa

02 Jan 2011, 02:34

39

2

9,268

by: bumpbot

21 Aug 2025, 15:54

ER

If n is not equal to 0, is |n| < 4 ? (1) n^2 > 16 (2)

605-655 (Medium) | Absolute Values, Inequalities

605-655 (Medium) | Absolute Values, Inequalities hide tags

hogann

13 Oct 2009, 09:17

38

13

8,620

by: bumpbot

21 Aug 2025, 15:54

ER

Is the square root of (x - 5)^2 = 5 - x ? (1) -x|x| > 0 (2) 5 - x > 0

605-655 (Medium) | Absolute Values, Inequalities

605-655 (Medium) | Absolute Values, Inequalities hide tags

1, 2

jjhko

13 Jan 2007, 11:52

335

21

53,913

by: bumpbot

21 Aug 2025, 12:08

ER

Is x + y > 0 ? (1) x > |y| (2) y < 0

555-605 (Medium) | Absolute Values, Inequalities

555-605 (Medium) | Absolute Values, Inequalities hide tags

Bunuel

30 Nov 2022, 02:30

7

5

1,533

by: bumpbot

17 Aug 2025, 04:33