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

183

15

83,589

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of May 2026

1, 2

Bunuel

01 Jan 2026, 05:45

862

24

191,684

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

491,617

by: bb

29 Aug 2025, 13:27

ER

Jade's compensation consists of a salary plus a commission that is eq

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

30 Jun 2021, 09:00

2

1,576

by: Bunuel

03 Nov 2021, 06:44

ER

Gold gym has few members in two batches, A and B. The gym can divide

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

07 Apr 2021, 02:00

2

1,731

by: Bunuel

03 Nov 2021, 06:44

ER

What is the area of circle ? (1) The ratio of the circumference of th

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

20 Oct 2021, 06:00

3

1,827

by: Bunuel

03 Nov 2021, 06:43

ER

a + b = 8. Is ab > 8? (1) a^2 - b^2 = 32 (2) a^2 + b^2 = 40

605-655 (Medium) | Algebra, Inequalities

605-655 (Medium) | Algebra, Inequalities hide tags

Bunuel

03 Nov 2021, 05:00

2

1

1,855

by: Nidzo

03 Nov 2021, 06:15

ER

In triangle ABC above, what is the length of segment AB?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

03 Nov 2021, 02:00

1

1,726

by: Nidzo

03 Nov 2021, 02:23

ER

What is the value of 30 percent of a certain number?

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

Bunuel

10 Feb 2020, 05:04

1

3

2,441

by: bumpbot

02 Nov 2021, 23:03

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If a and b are both positive, what percent of b is a?

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

Bunuel

11 May 2016, 03:17

4

3

14,963

by: bumpbot

02 Nov 2021, 22:58

ER

If x is not equal to 0, 1 or −1, is x^2 − 1/x^2 + 1 > x^2 + 1/x^2 − 1

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Russ19

02 Nov 2021, 02:52

1

1,179

by: chetan2u

02 Nov 2021, 07:51

ER

If all members of Set X are positive integers, what is the range of Se

655-705 (Hard) | Statistics and Sets Problems

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

Bunuel

27 Oct 2016, 23:10

7

3

4,404

by: bumpbot

02 Nov 2021, 06:06

ER

Is m divisible by 6? (1) m is divisible by 3 (2) m is divisible by 4

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

Bunuel

27 Nov 2018, 02:51

5

4

23,395

by: bumpbot

31 Oct 2021, 22:59

ER

In the xy-coordinate plane, line L 1 and line L 2 intersect at the

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

RITU700

05 Mar 2016, 12:59

14

4

4,886

by: bumpbot

31 Oct 2021, 09:19

Find an integer F

555-605 (Medium) | Absolute Values, Algebra

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

stolyar

22 May 2003, 00:57

18

4

7,209

by: bumpbot

31 Oct 2021, 06:39

ER

If a is an integer, is b an integer?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

30 Jul 2016, 03:03

3

3,444

by: bumpbot

31 Oct 2021, 01:32

ER

Is |abc| > abc? 1) ab > 0 2) ac ≤0 GMATinsight

555-605 (Medium) | Absolute Values, Inequalities

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

GMATinsight

27 Oct 2021, 03:19

2

1,557

by: Archit3110

30 Oct 2021, 21:53

ER

Is x > 0?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

1, 2

afife76

27 Feb 2014, 11:15

26

21

11,330

by: bumpbot

30 Oct 2021, 06:47

ER

The cost of production of a certain instrument increases with the numb

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

29 Oct 2021, 01:30

2

6

2,199

by: CrackverbalGMAT

29 Oct 2021, 21:48

ER

If x equals one of the numbers 1/54, 1/23, or 1/12, then (1) 1/55 < x

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

29 Oct 2021, 01:30

1

1,304

by: PyjamaScientist

29 Oct 2021, 05:20

ER

Is r more than -12?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

dxx

02 Jun 2014, 11:22

2

5

2,724

by: bumpbot

29 Oct 2021, 04:50

ER

If set A is {1, 7, 11, 14, 19, 21}, and set B is {11, 21, x, y}, where

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

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

PikaB

29 Oct 2021, 00:29

1

1,060

by: Bunuel

29 Oct 2021, 01:02

ER

The above figure shows a circle with center O.

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

GMATBusters

25 Apr 2020, 19:06

7

14

4,258

by: bumpbot

28 Oct 2021, 22:34

ER

What is the height of a rectangular tank? (1) The area of the base of

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

28 Oct 2021, 01:30

1

1,085

by: asishron29181

28 Oct 2021, 03:55

ER

Is 1/8 < n < 1/6 ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

FN

25 Oct 2014, 06:00

9

7,037

by: CrackverbalGMAT

27 Oct 2021, 22:24

ER

Given the set of numbers {5, 1, x, 2, 7, 3, 6}, what is the value of x

Sub 505 (Easy) | Statistics and Sets Problems

Sub 505 (Easy) | Statistics and Sets Problems hide tags

Bunuel

27 Oct 2021, 06:30

1

2

1,698

by: sanjitscorps18

27 Oct 2021, 10:39

ER

Each person who attended a certain concert paid the same

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

dreambeliever

02 Jun 2011, 19:35

2

13

5,292

by: bumpbot

27 Oct 2021, 09:26

ER

What is the value of x? (1) x < 3 (2) x > 1

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

27 Oct 2021, 09:00

1

958

by: Archit3110

27 Oct 2021, 09:03

ER

In triangle ABC above, does (AB)^2 + (BC)^2 = (AC)^2 ? 1) x + z = 100

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

27 Oct 2021, 03:30

1

3

1,759

by: asishron29181

27 Oct 2021, 07:51

ER

If n is an integer greater than 9 and less than 21, is n even?

505-555 (Easy) | Multiples and Factors, Number Properties

505-555 (Easy) | Multiples and Factors, Number Properties hide tags

Bunuel

27 Oct 2021, 06:00

1

1,356

by: IanStewart

27 Oct 2021, 06:03

ER

The length and width of a rectangular box are 6 feet and 5 feet, respe

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

27 Oct 2021, 01:30

1

1,615

by: GMATWhizTeam

27 Oct 2021, 04:27

ER

If x ≠ −√3 or √3, is 3/(x^2 − 3) > 0 ? (1) 1/x^2 > 0 (2) −2/(x^2 − 2)

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

08 Jul 2020, 04:42

4

1,993

by: bumpbot

27 Oct 2021, 03:48

ER

Is kjm > 0? (1) k is positive. (2) j is negative

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

27 Oct 2021, 02:30

2

1,480

by: PyjamaScientist

27 Oct 2021, 03:27

ER

Are a and b integers? (1) a^2 + b^2 is an integer. (2) a/b is an inte

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

andrenoble

26 Oct 2021, 01:50

1

3

1,413

by: Kinshook

26 Oct 2021, 09:15

ER

Is the median of set A greater than the median of set B?

Poor Quality

Poor Quality hide tags

andrenoble

26 Oct 2021, 01:41

6

2

4,968

by: Bunuel

26 Oct 2021, 02:51

ER

If x and y are positive integers, 80 = 22x + y what is the value of y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

15 Oct 2020, 08:46

3

4

1,870

by: bumpbot

26 Oct 2021, 00:29

ER

A triangle and a circle lie in the same plane. Is this circle the

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

amanvermagmat

17 Jan 2019, 22:00

4

2

2,484

by: amoghhlgr

25 Oct 2021, 21:56

If K! has exactly 6 different prime factors, find the value of K?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

nick1816

22 Jun 2019, 17:19

2

3

3,035

by: bumpbot

25 Oct 2021, 14:53

ER

What is the value of x ? (1) x is the sum of two distinct prime number

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

05 Mar 2019, 05:17

5

4

2,440

by: bumpbot

25 Oct 2021, 14:49

ER

Is a^2*b > 0?

655-705 (Hard) | Absolute Values, Inequalities

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

1, 2

iamba

03 Jun 2015, 06:51

23

22

8,028

by: bumpbot

25 Oct 2021, 13:29

ER

Is a > b ? (1) ax > bx (2) x*a^2 + x*b^2 < 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

22 Nov 2018, 03:21

18

6

4,916

by: Bunuel

25 Oct 2021, 10:23

ER

Set A has 20 numbers and B has 40 numbers. Is the range of B

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

[email protected]

12 Jun 2007, 02:06

5

6

6,831

by: bumpbot

25 Oct 2021, 07:27

ER

How many in a group are women with blue eyes

Sub 505 (Easy) | Overlapping Sets

Sub 505 (Easy) | Overlapping Sets hide tags

vikasp99

01 Mar 2017, 06:25

1

3

2,974

by: bumpbot

25 Oct 2021, 01:41

P is a 3-digit integer. What is the tens digit of P? When P is rounded

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Kritisood

22 Apr 2020, 08:11

3

2

1,622

by: bumpbot

25 Oct 2021, 01:03

ER

A pack of 12 cards contains either red or black cards. What is the pro

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

14 May 2020, 09:13

4

3

2,476

by: bumpbot

25 Oct 2021, 00:58

ER

A rectangular field is 3.2 yards long. What is the area of the field

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

22 Oct 2021, 01:30

2

3

1,841

by: 100mitra

24 Oct 2021, 07:45

ER

If p and q are prime numbers, where p is no more than q, is

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

banksy

10 Feb 2011, 16:05

6

8,336

by: Papai21

23 Oct 2021, 13:17

ER

In the game of Funball, each batter can either hit a home run, hit a

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

Bunuel

08 Sep 2017, 03:18

31

8

8,887

by: bumpbot

23 Oct 2021, 02:05

ER

In the rectangular coordinate system shown, ABCD is a quadrilateral.

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

21 Oct 2021, 01:30

2

1

1,249

by: yashikaaggarwal

22 Oct 2021, 11:48

ER

What is the value of p?

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

Bunuel

11 Nov 2019, 03:48

18

11

4,635

by: happypuppy

21 Oct 2021, 20:28

ER

The average (arithmetic mean) of 6 positive integers is 31/2. What is

655-705 (Hard) | Statistics and Sets Problems

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

Bunuel

16 Jul 2017, 03:12

5

4

2,713

by: bumpbot

21 Oct 2021, 11:19

ER

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

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

03 Sep 2020, 02:14

5

8

3,079

by: bumpbot

21 Oct 2021, 09:17

ER

If PQRS is a parallelogram, what is the area

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

GMATBusters

25 Apr 2020, 19:36

3

13

4,408

by: bumpbot

21 Oct 2021, 09:13