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

179

15

79,245

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

857

24

188,843

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

488,469

by: bb

29 Aug 2025, 13:27

ER

If x > 1, is positive integer b a factor of positive integer a? (1) x

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

Bunuel

29 Sep 2017, 03:56

9

3

2,565

by: bumpbot

14 Dec 2023, 02:45

ER

If x is an integer, is x even?

555-605 (Medium) | Multiples and Factors, Number Properties

555-605 (Medium) | Multiples and Factors, Number Properties hide tags

Bunuel

24 Nov 2023, 02:30

2

1,555

by: bv8562

14 Dec 2023, 06:19

ER

Jim and Nancy each provide the same service at a different original

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

29 Nov 2023, 02:30

2

1,079

by: bv8562

14 Dec 2023, 06:45

ER

If each child in a group of children received either one or two pieces

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

30 Nov 2023, 02:30

2

1,588

by: bv8562

14 Dec 2023, 06:54

ER

For integers x and y, is x + y even?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

08 Feb 2017, 01:36

10

8

3,956

by: CapnSal

14 Dec 2023, 08:37

ER

Pipe A can fill a tank in ‘a’ hours and pipe B can fill the same tank

555-605 (Medium) | Work and Rate Problems

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

Bunuel

28 Jul 2021, 03:00

11

3

3,226

by: bumpbot

14 Dec 2023, 09:15

ER

In an examination hall, all students of two different classes A & B we

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

09 Dec 2019, 01:22

9

5

5,601

by: bumpbot

14 Dec 2023, 13:21

ER

Is x(y + z) > 0? (1) xyz > 0 (2) yz > 0

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

18 Nov 2022, 04:55

2

1,774

by: bumpbot

15 Dec 2023, 04:26

ER

If p is a positive integer, what is total number of positive factors

655-705 (Hard) | Multiples and Factors

655-705 (Hard) | Multiples and Factors hide tags

Bunuel

16 Dec 2019, 01:35

17

7

7,841

by: Aryaa03

15 Dec 2023, 04:40

ER

While motorcycling through the countryside, did Corrine ever exceed th

505-555 (Easy) | Distance and Speed Problems

505-555 (Easy) | Distance and Speed Problems hide tags

Bunuel

14 Nov 2014, 09:49

6

4,528

by: bumpbot

15 Dec 2023, 05:34

ER

Is the probability of drawing a 3 from a bag of numbered tiles greater

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

Bunuel

07 May 2017, 14:15

5

11

3,914

by: bumpbot

15 Dec 2023, 05:35

ER

At a city council meeting, one attendee is to be selected at random to

505-555 (Easy) | Overlapping Sets, Probability

505-555 (Easy) | Overlapping Sets, Probability hide tags

Bunuel

14 Aug 2019, 01:06

3

4

2,071

by: bumpbot

15 Dec 2023, 06:27

ER

What is the remainder when integer n is divided by 3?

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

Bunuel

11 Jan 2017, 03:25

15

6

3,030

by: bumpbot

15 Dec 2023, 07:07

ER

What is y ? (1) x = 4y - 4 (2) xy = 8

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

10 Mar 2020, 04:35

1

3

2,083

by: CapnSal

16 Dec 2023, 03:11

ER

Was the duration of Ram's journey from A to B more than 30 minutes?

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

Bunuel

27 Jan 2020, 02:54

4

3

2,550

by: bumpbot

16 Dec 2023, 04:10

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12 Days of Christmas GMAT Competition - Day 3: If k is a positive

555-605 (Medium) | Multiples and Factors

555-605 (Medium) | Multiples and Factors hide tags

Bunuel

13 Dec 2023, 07:00

8

5

3,522

by: Bunuel

16 Dec 2023, 06:30

ER

If a is an integer, is a < 4 ?

655-705 (Hard) | Exponents, Inequalities

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

Bunuel

11 Oct 2016, 02:23

11

6

3,732

by: bumpbot

16 Dec 2023, 11:38

ER

12 Days of Christmas GMAT Competition - Day 5: When positive integer x

805+ (Hard) | Remainders

805+ (Hard) | Remainders hide tags

Bunuel

15 Dec 2023, 07:01

9

4

3,210

by: Bunuel

16 Dec 2023, 13:46

ER

If a and b are positive integers such that a > b, what is the remainde

705-805 (Hard) | Multiples and Factors, Remainders

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

Bunuel

06 Aug 2017, 00:55

11

3

3,179

by: bumpbot

16 Dec 2023, 15:55

ER

If x, y, and z are positive integers, is x + y divisible by 5?

555-605 (Medium) | Multiples and Factors

555-605 (Medium) | Multiples and Factors hide tags

Bunuel

17 Nov 2023, 07:04

2

1

1,210

by: axeller

17 Dec 2023, 02:32

ER

If n is a positive integer, is n divisible by 2?

655-705 (Hard) | Multiples and Factors

655-705 (Hard) | Multiples and Factors hide tags

Bunuel

05 Jun 2020, 04:10

21

7

4,872

by: bumpbot

17 Dec 2023, 11:24

ER

For a certain performance at a concert hall, a total of 2,350 tickets

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

15 Oct 2019, 23:39

3

2

4,328

by: bumpbot

18 Dec 2023, 04:35

ER

Each of the letters in the table above represents one of the numbers 3

805+ (Hard) | Graphs and Illustrations

805+ (Hard) | Graphs and Illustrations hide tags

Bunuel

30 Aug 2019, 06:22

14

2

3,713

by: bumpbot

18 Dec 2023, 05:50

ER

If R, S, and T are points on a line, and if R is 5 meters from T and 2

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

26 Apr 2019, 02:24

17

8

16,378

by: bumpbot

18 Dec 2023, 07:52

ER

The frequency table above shows the number of surveyors together with

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

24 May 2018, 06:23

11

4

4,114

by: bumpbot

18 Dec 2023, 09:44

ER

If a 0, is b < a < c ? (1) b < |a| < c (2) |b| < |a| <|c|

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

25 Nov 2022, 11:03

2

3

1,483

by: bumpbot

18 Dec 2023, 12:12

ER

Is k greater than t? (1) kt = 24 (2) k^2 > t^2

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

23 Sep 2018, 22:01

37

7

12,974

by: bumpbot

18 Dec 2023, 22:15

ER

If the lines AC and BC shown in the picture touch the circle with cent

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

09 Sep 2018, 08:54

2

4

1,698

by: bumpbot

19 Dec 2023, 01:57

ER

The range of the set {60, 120, − 30, x, 0, 60} is 210. If a is the me

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

22 Dec 2015, 01:38

13

4

4,512

by: bumpbot

19 Dec 2023, 04:08

ER

12 Days of Christmas GMAT Competition - Day 6: A = {9, 10, 11, 12, x}

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

18 Dec 2023, 07:00

32

3

2,310

by: Bunuel

19 Dec 2023, 08:29

ER

What is the value of x^2/y? (1) x^2y = 4 (2) y^2 = 4

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

10 Oct 2023, 01:30

4

1,708

by: albertmercu19

19 Dec 2023, 10:30

ER

If l1 and l2 are distinct lines in the xy coordinate system such that

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

Bunuel

03 Jan 2016, 13:53

21

9

6,460

by: kapoor6295

19 Dec 2023, 16:15

ER

In 1990 850 million movie tickets were sold in the United States. One

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

10 Oct 2019, 21:28

7

8

2,674

by: bumpbot

20 Dec 2023, 00:45

ER

Is c = d ? (1) cd = 1 (2) |c| = d

555-605 (Medium) | Absolute Values, Algebra

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

Bunuel

18 Mar 2022, 01:30

19

5

4,383

by: bumpbot

20 Dec 2023, 03:05

ER

If x and y are integers and |xy| = 8, what is the value of |x + y|?

555-605 (Medium) | Absolute Values +2 tags

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

Bunuel

01 Sep 2021, 05:30

4

4,400

by: bumpbot

20 Dec 2023, 03:29

ER

What is the distance between a and b on the number line?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

01 Apr 2012, 01:51

54

18

28,426

by: bumpbot

20 Dec 2023, 03:35

ER

If z is a positive integer and y = 6.038x10^z, what is the value of z?

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

21 Jul 2016, 23:46

23

5

6,720

by: bumpbot

20 Dec 2023, 04:06

ER

If PR is the diameter, what is the length of QP in the circle shown ab

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

14 Sep 2018, 02:02

7

6

2,657

by: T-bezz

20 Dec 2023, 07:36

ER

If A and B are positive integers, is the product AB even?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

03 Sep 2012, 06:06

26

8

26,201

by: bumpbot

20 Dec 2023, 18:08

ER

Each of the 110 residents in Dashville is either a rancher or

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

Bunuel

30 Oct 2019, 01:43

4

2,284

by: umangshah

20 Dec 2023, 19:50

ER

If on a fishing trip Jim and Tom each caught some fish, which one

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

30 Jul 2015, 10:37

13

7

16,698

by: bumpbot

21 Dec 2023, 02:37

ER

In the triangle shown, what is the value x?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

10 Apr 2018, 06:42

1

5

1,857

by: bumpbot

21 Dec 2023, 08:38

ER

If P and Q represent the hundreds and tens digits, respectively, in th

705-805 (Hard) | Multiples and Factors, Overlapping Sets

705-805 (Hard) | Multiples and Factors, Overlapping Sets hide tags

Bunuel

12 May 2021, 22:00

11

5

2,701

by: donu

21 Dec 2023, 12:19

ER

Any line that joins two nonadjacent vertices of a polygon is called a

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

12 Jul 2019, 01:43

4

2

1,250

by: bumpbot

21 Dec 2023, 13:21

ER

What is the value of x^6/(x^2+1)?

655-705 (Hard) | Absolute Values, Algebra

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

Bunuel

02 Oct 2017, 23:59

10

6

4,013

by: bumpbot

21 Dec 2023, 22:28

ER

In the diagram below, ABCD is a square with a circle inscribed inside.

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

17 Jul 2017, 23:36

8

5

3,196

by: bumpbot

21 Dec 2023, 23:21

ER

What is the ratio of x to y? (1) 0.8x + 0.5y = 40 (2) 0.625y = 50 – x

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

02 May 2019, 03:30

2

4

1,902

by: bumpbot

22 Dec 2023, 04:01

ER

If 2x + 3 = y + 1/y, then x + y = (1) x = 1/4 (2) y = 2

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

23 Jun 2022, 01:30

6

4

1,461

by: bumpbot

22 Dec 2023, 04:10

ER

What is the value of v^3 - k^3 ? (1) vk > 0 (2) v - k = 6

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

22 Jul 2020, 04:38

11

6

11,120

by: bumpbot

22 Dec 2023, 21:49

ER

Is 4z > -6 ? (1) z < 7 (2) z > -1

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

03 Mar 2020, 03:57

15

8

12,366

by: bumpbot

23 Dec 2023, 03:25