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

79,177

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

188,797

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

488,395

by: bb

29 Aug 2025, 13:27

ER

If a and b are positive integers, is b divisible by a?

655-705 (Hard) | Multiples and Factors, Number Properties

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

Bunuel

19 Sep 2022, 05:15

3

2

1,942

by: SaquibHGMATWhiz

01 Nov 2022, 08:10

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A building with an area of x acres can be divided into many lots. The

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Afroditee

26 Oct 2022, 01:12

1

2

962

by: DmitryFarberMPrep

31 Oct 2022, 23:19

ER

If n is a nonnegative number, is the median and the average (arithmeti

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

31 Oct 2022, 01:30

3

2

1,163

by: gmatophobia

31 Oct 2022, 14:12

ER

What was the average number of miles per gallon of gasoline for a car

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

27 Oct 2022, 01:30

1

1,084

by: av1901

30 Oct 2022, 10:35

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Is p/7 and Integer? 1) When p is divided by 35, the remainder is 7 2)

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

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

GMATinsight

11 Oct 2018, 10:15

6

4

2,152

by: bumpbot

30 Oct 2022, 09:57

ER

Is a + b = 0?

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

16 Jul 2017, 23:14

3

2,112

by: bumpbot

30 Oct 2022, 09:10

ER

In the diagram below, a rectangle ABCD is drawn inside a semicircle.

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

23 Jul 2017, 23:20

12

9

3,182

by: bumpbot

29 Oct 2022, 23:11

ER

If abc is not equal to 0 and ab+c=0, is b an integer?

555-605 (Medium) | Algebra, Number Properties

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

chetan2u

28 Oct 2022, 21:45

1

1,163

by: rajtare

29 Oct 2022, 05:36

ER

A set contains 5 integers {a, b, c, d, e}, which are evenly distribute

Sub 505 (Easy) | Statistics and Sets Problems

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

EgmatQuantExpert

07 May 2026, 11:49

7

3

4,005

by: bumpbot

28 Oct 2022, 21:31

ER

Is the circumference of the largest circle above that can contain all

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

01 Aug 2017, 12:44

20

4

3,711

by: poorvi125

28 Oct 2022, 06:53

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What is the circumference of circular region R? (1) The area of R is

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Nanobotstv

18 May 2018, 01:26

11

7

6,523

by: bumpbot

28 Oct 2022, 05:34

ER

What is the volume of a cylindrical can?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

28 Oct 2022, 01:30

1

882

by: gmatCuck

28 Oct 2022, 03:51

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Is |N| < 5 ? (1) 2N + 7 < 17 (2) 4N 17 > 37

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

25 Oct 2022, 13:12

3

1

1,184

by: SidhantGupta04

27 Oct 2022, 10:10

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Are integers r and s consecutive ? (1) r is odd and s is even.

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

26 Oct 2022, 01:30

1

2

948

by: Bunuel

27 Oct 2022, 10:08

ER

Is rectangular block B a cube?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

energetics

12 Mar 2019, 11:22

4

2

3,856

by: SaquibHGMATWhiz

27 Oct 2022, 08:20

ER

Mr. Mulligans $81,000 estate was divided among his spouse and two chi

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

26 Oct 2022, 01:30

2

3

1,175

by: kntombat

27 Oct 2022, 07:24

ER

Did the population of Country S increase by less than 20 percent from

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

27 Oct 2022, 01:30

1

994

by: SaquibHGMATWhiz

27 Oct 2022, 07:06

ER

What is the value of x? (1) (x)(x + 1) = (2013)(2014) (2) x is odd

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

24 Oct 2022, 09:03

3

2

2,741

by: learnwithrohan

27 Oct 2022, 06:15

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For which values of x is 4x + p > 6x q ? (1) x > 3 (2) p = 3 q

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

05 Jul 2022, 01:30

3

4

1,368

by: GMATCoachBen

26 Oct 2022, 18:37

ER

A fraternity wants to enroll members of the college rowing team as mem

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

27 Aug 2022, 04:45

2

1,102

by: GabriellaKhingg

26 Oct 2022, 03:22

ER

Is N > 10 ? (1) |N| > 10 (2) N^2 > 100

Sub 505 (Easy) | Absolute Values, Inequalities

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

Bunuel

25 Oct 2022, 10:11

3

1

1,413

by: Sawadhesh21

25 Oct 2022, 11:30

ER

Is N < 7 ? (1) |N| < 7 (2) N^2 < 49

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

25 Oct 2022, 09:51

2

1

1,192

by: gmatCuck

25 Oct 2022, 11:15

ER

Terry and Pat collected cans for recycling. What was the ratio of the

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

14 Oct 2022, 01:30

4

2,102

by: Bunuel

25 Oct 2022, 04:06

ER

By how many dollars is the price of a computer reduced during a sale?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

25 Oct 2022, 01:30

1

1,026

by: ArvindSrivastava

25 Oct 2022, 03:04

ER

Is b < 0? (1) b^3 < b (2) b^2 > b

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

01 Sep 2021, 02:00

8

4,546

by: Gijmaja

23 Oct 2022, 10:22

ER

If z is an integer smaller than integer n but greater than zero, is z

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

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

Bunuel

13 May 2021, 20:00

9

3

5,960

by: bumpbot

22 Oct 2022, 11:54

ER

Which of the x, 1/x, x^2 is the greatest? (1) x^2 - x < 0 (2) |x| < 1

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

MathRevolution

11 Sep 2016, 18:40

9

4

3,205

by: bumpbot

22 Oct 2022, 11:08

ER

What is the perimeter of a certain right triangle?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

MathRevolution

27 Jan 2017, 04:25

5

4

2,861

by: bumpbot

22 Oct 2022, 10:37

ER

Is xy > 0 ? (1) |x| + 8|y| = 0 (2) 8|x| + |y| = 0

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

06 Oct 2022, 01:30

9

3

1,650

by: Bunuel

22 Oct 2022, 08:38

ER

If ABCD is a quadrilateral, is AB=BC=CD=DA ?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

tt11234

03 Sep 2010, 14:40

33

13

20,412

by: bumpbot

22 Oct 2022, 05:33

ER

Points A, B, and C lie on a circle of radius 1. What is the area of tr

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

1, 2

Economist

05 Apr 2019, 00:49

68

23

21,444

by: bumpbot

22 Oct 2022, 05:19

ER

Is x a digit (an integer from 0 to 9)?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

vivaslluis

24 Oct 2010, 09:41

5

4,967

by: bumpbot

22 Oct 2022, 04:23

ER

What is the value of y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

shanmugamgsn

04 Dec 2012, 23:23

7

4,759

by: bumpbot

22 Oct 2022, 04:19

ER

What is N when N is an integer and x < N < y?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

19 Apr 2017, 00:42

7

3

5,411

by: bumpbot

22 Oct 2022, 00:15

ER

Is m^3 > m^2?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

fireinbelly

28 Apr 2013, 03:05

12

14

5,291

by: GMATCoachBen

20 Oct 2022, 13:46

ER

Joe and Bill drove separate cars along the entire length of a certain

Sub 505 (Easy) | Distance and Speed Problems

Sub 505 (Easy) | Distance and Speed Problems hide tags

Bunuel

19 Oct 2022, 01:30

1

962

by: SaquibHGMATWhiz

20 Oct 2022, 08:03

ER

The profits of a new company were x percent higher in the second year

805+ (Hard) | Percent and Interest Problems

805+ (Hard) | Percent and Interest Problems hide tags

Bunuel

15 Aug 2019, 06:52

10

6

3,640

by: bumpbot

20 Oct 2022, 07:59

ER

A set has 4 numbers x^3, x^2, x/2,and x/3 .

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

SaquibHGMATWhiz

16 Oct 2022, 23:31

6

3

1,221

by: chetan2u

20 Oct 2022, 06:22

ER

What is b in the circle shown above? (1) bc = 5a (2) The length of PQ

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Bunuel

18 Sep 2018, 22:51

16

7

4,488

by: Rumadi

20 Oct 2022, 05:59

ER

Who takes less time to drive to work, Maria or Lupe? (1) Maria drives

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

20 Oct 2022, 01:30

1

755

by: rajtare

20 Oct 2022, 04:50

ER

What is the value of y ? (1) y is an even integer such that 1.5 < y <

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

20 Oct 2022, 01:30

1

900

by: rajtare

20 Oct 2022, 04:45

ER

In the figure above, three segments are drawn to connect

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

coelholds

29 Jul 2015, 03:15

61

18

12,781

by: JDLaw

20 Oct 2022, 03:02

ER

Is k a multiple of 14? (1) k > 13! (2) k = m!, where m is an integer g

605-655 (Medium) | Multiples and Factors, Number Properties

605-655 (Medium) | Multiples and Factors, Number Properties hide tags

duahsolo

17 Aug 2016, 12:18

8

5

2,331

by: bumpbot

19 Oct 2022, 01:16

ER

Is 2 < x < 4? (1) x^2 - 5x + 6 < 0 (2) 5x^2 - 25x < 0

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

30 Sep 2022, 03:27

3

1,880

by: GMATinsight

18 Oct 2022, 23:39

ER

X and Y are non zero integers. What is the value of|

705-805 (Hard) | Absolute Values, Number Properties

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

amanvermagmat

28 Nov 2018, 08:08

12

3

2,252

by: chetan2u

18 Oct 2022, 20:00

What is the angle between the two lines L1 and L2, if both lines L1

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

amanvermagmat

18 May 2018, 11:21

5

3,847

by: bumpbot

18 Oct 2022, 19:06

whatz the tens digit of N? 1) 100N = 125.253 2) N rounded to

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

DeeptiM

28 Aug 2011, 12:21

5

9

6,108

by: bumpbot

18 Oct 2022, 17:37

N is a positive number with exactly two digits after decimal, and M is

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

amanvermagmat

01 May 2018, 11:09

1

2

1,338

by: bumpbot

18 Oct 2022, 17:36

If n is an integer, is n + 5 odd? (1) 2n – 3 is odd (2) 3n + 1 is ev

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

SalahT

09 Aug 2021, 08:21

1

3

1,576

by: bumpbot

18 Oct 2022, 17:36

Pipes X and Y are inlet pipes attached to a tank, and these pipes fill

505-555 (Easy) | Work and Rate Problems

505-555 (Easy) | Work and Rate Problems hide tags

amanvermagmat

09 Jun 2018, 11:34

9

5

3,234

by: bumpbot

18 Oct 2022, 16:58