GMAT Data Sufficiency (DS) Forum - Free Practice Questions

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

Bunuel

25 Oct 2022, 08:11

176

15

78,643

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,474

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

487,857

by: bb

29 Aug 2025, 13:27

If |x| > 5, is |x - 5| = 5 - x

505-555 (Easy) | Absolute Values, Inequalities

505-555 (Easy) | Absolute Values, Inequalities hide tags

ezhilkumarank

07 Aug 2010, 17:57

16

6

5,390

by: bumpbot

07 Apr 2022, 07:46

ER

Sequence S consists of 24 nonzero integers. If each term in

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

1, 2

zisis

04 Jun 2013, 04:55

52

22

19,570

by: bumpbot

28 Aug 2025, 06:45

ER

If x is an integer, is |x| > 1?

705-805 (Hard) | Absolute Values, Inequalities

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

ssgomz

06 Aug 2010, 15:53

32

2

10,413

by: bumpbot

27 Sep 2023, 01:17

ER

Pam and Ed are in a line to purchase tickets. How many

605-655 (Medium) | Word Problems

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rxs0005

06 Aug 2010, 04:32

53

2

12,509

by: bumpbot

04 Jun 2025, 16:57

ER

If x and y are consecutive negative integers, is x greater

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

aiming4mba

04 Aug 2010, 23:18

16

4

5,464

by: bumpbot

28 Oct 2023, 02:18

ER

If m and n are positive integers and mn = p + 1, is m + n = p ?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

aiming4mba

04 Aug 2010, 23:19

9

10

7,223

by: bumpbot

20 Feb 2024, 23:15

ER

If A ,B , and C are points on the plane, is AB < 10 ?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

dungtd

04 Aug 2010, 20:35

3

8

4,326

by: bumpbot

22 Dec 2021, 17:19

ER

Is xy < 0 ?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

nusmavrik

04 Aug 2010, 15:17

14

6,952

by: bumpbot

25 Aug 2022, 10:41

ER

If x and y are positive integers, what is the remainder when

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

nusmavrik

04 Aug 2010, 15:17

95

15

22,246

by: bumpbot

21 Jul 2024, 01:58

ER

If x + y^2 = (x + y ^2)^2, what is the value of y?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

mathewmithun

03 Aug 2010, 12:31

33

5

6,947

by: bumpbot

24 May 2022, 09:26

ER

Is |x - y| > |x + y|?

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

bibha

03 Aug 2010, 00:16

24

12

5,861

by: bumpbot

08 Oct 2021, 09:03

ER

Is integer x positive?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

shekar123

02 Aug 2010, 16:47

19

17

9,765

by: bumpbot

16 May 2023, 13:52

ER

If m and n are non-negative integers, what is the units digi

605-655 (Medium) | Exponents, Number Properties

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

shekar123

29 Aug 2017, 06:03

6

5

8,636

by: Bunuel

09 May 2023, 07:24

ER

Is x = y? (1) x^2 = xy (2) x^2 = y^2

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

nusmavrik

02 Aug 2010, 10:49

40

9

12,639

by: bumpbot

14 Mar 2025, 03:15

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Is the square root of "a" an integer? (1) the last

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nusmavrik

02 Aug 2010, 04:26

2

6

5,726

by: Bunuel

19 Oct 2010, 09:51

ER

How many perfect squares are less than the integer d?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

dungtd

01 Aug 2010, 17:11

23

5

12,181

by: bumpbot

08 Jan 2024, 03:15

ER

Is x^2*y^5*z > 0 ? (1) xz/y > 0 (2) y/z < 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

bibha

31 Jul 2010, 21:41

28

12

9,480

by: bumpbot

01 Mar 2023, 08:44

ER

On the number line, the distance between point A and point C is 5 and

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

jpr200012

30 Jul 2010, 13:20

76

7

30,958

by: bumpbot

07 Dec 2025, 21:53

ER

In the xy-plane, point P has coordinates (a, b) and point Q has coordi

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

xmagedo

21 Oct 2019, 01:59

21

2

17,256

by: bumpbot

19 Jul 2022, 10:05

ER

Does rectangle A have a greater perimeter than rectangle B?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

tt11234

28 Jul 2010, 05:45

30

7

10,376

by: bumpbot

08 Aug 2023, 12:07

ER

Is |x| < 1 ? (1) |x + 1| = 2|x – 1| (2) |x – 3| > 0

805+ (Hard) | Absolute Values, Inequalities

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

mn2010

16 Jun 2021, 01:32

114

8

18,313

by: bumpbot

14 Oct 2025, 05:57

ER

The positive integers r, s, and t are such that r is

705-805 (Hard) | Multiples and Factors, Number Properties

705-805 (Hard) | Multiples and Factors, Number Properties hide tags

mehdiov

28 Jul 2010, 02:01

88

16

13,986

by: bumpbot

03 Sep 2025, 11:50

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Is |x| < 1 ? (1) x^4 - 1 > 0 (2) 1/(1 - |x|) > 0

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sag

27 Jul 2010, 07:27

1

3

4,113

by: sag

28 Jul 2010, 00:24

ER

In the xy-plane, the line k passes through the origin and through the

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

kilukilam

26 Jul 2010, 11:28

347

14

62,459

by: bumpbot

28 Sep 2024, 04:43

ER

If w and z are positive is w/z < 1 ?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

xmagedo

26 Jul 2010, 00:58

8

10

9,240

by: surah

30 Oct 2023, 22:12

ER

In the figure shown, what is the value of x?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

shorteverything

09 Jun 2021, 01:08

891

17

200,557

by: bumpbot

28 Jan 2025, 13:45

ER

If, on a coordinate plane, point A has the coordinates

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

Bull78

25 Jul 2010, 12:53

8

11

5,246

by: abhishekmayank

14 Dec 2021, 00:14

ER

What is the number of members of Club X who are at least 35

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

kilukilam

16 May 2014, 04:50

23

4

17,629

by: bumpbot

09 Aug 2023, 17:56

ER

Is the product of four consecutive even integers positive?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

rxs0005

23 Jul 2010, 09:40

23

6

12,027

by: bumpbot

18 Oct 2024, 01:34

ER

Is ABCD a Rombus 1 ABCD is a Square 2. ABCD diagonals bisect

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

1, 2

rxs0005

23 Jul 2010, 06:03

48

21

15,684

by: bumpbot

23 Sep 2023, 07:43

ER

If n denotes a decimal, then is n > 0.9? (1) When n is

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

aiming4mba

22 Jul 2010, 13:08

2

2,983

by: EMPOWERgmatRichC

09 Dec 2017, 16:33

Is y greater than x? (1) |y|<1 and |x| <2 (2) y>0

Sub 505 (Easy) | Absolute Values, Inequalities

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

aiming4mba

22 Jul 2010, 13:07

9

6

5,986

by: bumpbot

16 Sep 2022, 10:43

ER

Is |a| = b – c? (1) c = a + b (2) a < 0

605-655 (Medium) | Absolute Values, Inequalities

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

aiming4mba

22 Jul 2010, 13:06

51

12

9,399

by: bumpbot

14 Jan 2023, 08:39

ER

A construction company was paid a total of $500,000 for a construction

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

asch13

22 Jul 2010, 11:55

348

19

65,919

by: bumpbot

02 Apr 2026, 11:18

ER

What fraction of this year's graduating students at a certain college

605-655 (Medium) | Fractions and Ratios

605-655 (Medium) | Fractions and Ratios hide tags

sunland

17 Jun 2019, 05:54

204

19

38,353

by: totaltestprepNick

03 Mar 2026, 13:17

ER

Train A leaves New York for Boston at 3 PM and travels at

805+ (Hard) | Distance and Speed Problems

805+ (Hard) | Distance and Speed Problems hide tags

1, 2, 3

rohitgoel15

22 Jul 2010, 00:49

1.4k

43

140,867

by: bumpbot

22 Apr 2026, 01:50

ER

Bill can dig a well in x! hours. Carlos can dig the same

805+ (Hard) | Algebra, Number Properties

805+ (Hard) | Algebra, Number Properties hide tags

rohitgoel15

22 Jul 2010, 00:02

96

15

25,533

by: bumpbot

30 Mar 2025, 07:45

ER

Is this a rt triangle

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agnok

20 Jul 2010, 08:26

1

5

3,338

by: trunksli

20 Aug 2010, 21:34

ER

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

655-705 (Hard) | Percent and Interest Problems, Statistics and Sets Problems

655-705 (Hard) | Percent and Interest Problems, Statistics and Sets Problems hide tags

1, 2

knabi

18 Jul 2010, 20:54

171

29

40,777

by: Bunuel

01 Oct 2025, 07:23

ER

If, in the addition problem above, a, b, c, d, e, f, x, y, a

805+ (Hard) | Arithmetic

805+ (Hard) | Arithmetic hide tags

1, 2

mn2010

18 Jul 2010, 15:59

470

22

58,454

by: Gmat860sanskar

30 Mar 2026, 12:11

ER

If x and y are distinct positive integers, what is the value

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

ankitmania

18 Jul 2010, 08:11

48

6

13,076

by: bumpbot

17 May 2025, 07:16

ER

Over a certain time period, did the number of shares of stock in Ruth'

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

EnterMatrix

17 Jul 2010, 11:23

90

5

19,414

by: bumpbot

03 Aug 2025, 10:18

ER

If y>0 is x>y? 1. 5x-4y=3 2. 4y-5x=3

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agnok

17 Jul 2010, 08:21

3

2

4,076

by: agnok

20 Jul 2010, 08:28

ER

Is x(x+1)(x+2) divisible by 4 (where x is an integer)?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

paam0101

16 Jul 2010, 12:26

2

10

4,045

by: bumpbot

20 Jun 2019, 12:09

ER

Is x/3 + 3/x > 2 (1) x < 3 (2) x > 1

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

DenisSh

26 Nov 2018, 03:38

123

17

19,628

by: bumpbot

07 Jul 2025, 10:01

ER

Working together at their constant rates, A and B can fill

555-605 (Medium) | Work and Rate Problems

555-605 (Medium) | Work and Rate Problems hide tags

ksharma12

09 Nov 2012, 05:16

71

12

17,174

by: bumpbot

29 Nov 2024, 11:05

ER

Is 20 the average (arithmetic mean) of u, v, w, and 20?

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

AndreG

15 Jul 2010, 13:45

2

6

4,580

by: bumpbot

11 Aug 2017, 03:45

ER

Is A positive? (1) x^2 - 2x + A is positive for all x (2) Ax^2 + 1

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

1, 2

noboru

12 Apr 2018, 01:57

272

35

32,781

by: bumpbot

15 Jun 2024, 03:55

ER

If m and n are integers, is m odd?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

zisis

14 Jul 2010, 13:44

140

17

32,534

by: kendragoran

04 Oct 2025, 11:49

ER

Are positive integers p and q both greater than n ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

zisis

16 Oct 2019, 05:56

99

10

22,526

by: bumpbot

17 Jun 2025, 11:29