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

176

15

78,631

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,466

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

487,849

by: bb

29 Aug 2025, 13:27

ER

Two line l and k intersect at a point (4, 3). Is the product of their

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

PathFinder007

12 Jan 2015, 12:19

47

11

10,272

by: bumpbot

29 Jul 2023, 23:30

ER

In the quadrilateral ABCD, side AD is parallel to side BC.

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

siddharthvaid

07 Sep 2013, 09:19

39

11

37,064

by: bumpbot

22 Jul 2023, 14:49

ER

A parallelogram is drawn in the xy-coordinate plane. Is the parallelog

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

29 Sep 2021, 01:00

9

11

4,774

by: hdsinghdang

18 Jul 2023, 22:54

ER

Around the World in 80 Questions (Day 1): If k is a positive integer

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

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

Bunuel

17 Jul 2023, 08:00

41

11

8,596

by: pintukr

18 Jul 2023, 02:06

ER

N is a positive integer. Is n the square of an integer?

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

MathRevolution

20 Jan 2016, 21:48

33

11

7,796

by: bumpbot

14 Jul 2023, 09:12

ER

What is the value of t? (1) t(t - 1)^2 = 4t (2) t is an even integer

555-605 (Medium) | Algebra +2 tags

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

Bunuel

09 Oct 2020, 00:15

21

11

5,368

by: Bunuel

08 Jul 2023, 09:57

ER

Is y < z ?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Gnpth

07 Aug 2014, 11:37

9

11

4,116

by: bumpbot

05 Jul 2023, 05:16

ER

If x and y are prime numbers, what is the value of |x-y|?

705-805 (Hard) | Absolute Values

705-805 (Hard) | Absolute Values hide tags

banksy

07 Sep 2013, 06:02

49

11

11,449

by: bumpbot

04 Jun 2023, 20:40

ER

If x^3y^4 = 5,000, is y = 5? (1) y is a positive integer.

705-805 (Hard) | Algebra +2 tags

705-805 (Hard) | Algebra, Exponents, Number Properties hide tags

Economist

08 Sep 2023, 08:02

97

11

29,219

by: bumpbot

30 May 2023, 04:11

ER

The symbol represents which one of the following operations: additio

555-605 (Medium) | Functions and Custom Characters

555-605 (Medium) | Functions and Custom Characters hide tags

Bunuel

02 Aug 2018, 23:49

66

11

19,909

by: bumpbot

16 May 2023, 07:17

ER

What is the remainder when positive integer n is divided by 4?

505-555 (Easy) | Remainders

505-555 (Easy) | Remainders hide tags

Bunuel

02 Apr 2015, 04:23

23

11

16,182

by: bumpbot

30 Apr 2023, 21:44

ER

A list contains 11 consecutive integers. What is the greatest integer

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

24 Aug 2015, 23:44

16

11

6,609

by: bumpbot

24 Apr 2023, 05:42

ER

In the figure above, the length of segment xz is 24. What is the circu

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Mani2879

02 Sep 2018, 02:32

32

11

5,482

by: gmat190010

23 Apr 2023, 09:24

ER

Does 3^(r + s) = 27^6 ? (1) r s = 8 (2) 5r = 13s

555-605 (Medium) | Algebra, Exponents

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

Sajjad1994

23 Apr 2023, 02:04

34

11

7,353

by: Bunuel

23 Apr 2023, 02:21

ER

If r and s are each greater than 0, is (r + n)/(s + n) >

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

hariharakarthi

13 Dec 2012, 08:05

9

11

5,555

by: bumpbot

20 Apr 2023, 03:39

ER

The length of each side of equilateral triangle M is 3 times the lengt

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

20 May 2019, 00:05

18

11

5,215

by: bumpbot

15 Apr 2023, 11:25

ER

In the xy-plane, line a and line b have the same slope. If the y-inter

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

monir6000

19 Aug 2018, 09:00

48

11

17,351

by: bumpbot

15 Apr 2023, 09:40

ER

If triangle ABC is an isosceles triangle

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

mikemcgarry

05 Nov 2012, 12:37

9

11

10,820

by: bumpbot

13 Apr 2023, 23:43

ER

Vertices of a traingle are at (-2,1) , (3,1) & (x,y) on a

655-705 (Hard) | Coordinate Plane, Geometry

655-705 (Hard) | Coordinate Plane, Geometry hide tags

sandhyash

18 Feb 2011, 10:13

56

11

13,171

by: bumpbot

01 Apr 2023, 07:03

ER

If x > 1 and m > 1 , is x m < (m + x + 1) ?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Hussain15

20 Jun 2010, 05:45

17

11

6,264

by: bumpbot

13 Mar 2023, 09:33

ER

Consider a ten-digit integer A,BC6,7DE,000. Is the integer divisible

555-605 (Medium) | Multiples and Factors

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

Bunuel

10 Dec 2020, 01:15

8

11

1,825

by: bumpbot

09 Mar 2023, 02:10

ER

If set T was derived from set S when all elements of set S w

555-605 (Medium) | Statistics and Sets Problems

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

dennis14

26 Feb 2023, 13:15

9

11

6,601

by: Bunuel

26 Feb 2023, 13:15

ER

What is the units digit of positive integer x?

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

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

Bunuel

27 Apr 2016, 23:34

19

11

7,171

by: bumpbot

24 Feb 2023, 21:56

ER

What is the perimeter of rectangle R?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Hussain15

20 Jul 2012, 04:31

22

11

11,585

by: bumpbot

15 Feb 2023, 04:04

ER

What was the median annual salary for the employees at Company X last

555-605 (Medium) | Statistics and Sets Problems

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

GMATBusters

04 Apr 2020, 21:50

5

11

3,987

by: bumpbot

08 Feb 2023, 04:53

ER

a, x, and k are positive integers. k is odd. Is a divisible by 24?

805+ (Hard) | Exponents

805+ (Hard) | Exponents hide tags

Bunuel

11 Dec 2017, 00:50

45

11

4,765

by: bumpbot

04 Feb 2023, 06:30

ER

GMAT Club Around The World!!! Each of the candies in a jar is brown

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

31 Dec 2020, 20:00

1

11

3,588

by: bumpbot

24 Jan 2023, 13:51

ER

If n is an integer, then n is divisible by how many positive integers?

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

joshuawang

01 Oct 2014, 19:05

12

11

4,838

by: bumpbot

23 Jan 2023, 06:46

ER

What is the total surface area of rectangular solid R ?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

zz0vlb

16 May 2014, 07:18

9

11

16,920

by: bumpbot

12 Jan 2023, 02:01

ER

Is a an even integer, if a,b and c are positive integers?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

chetan2u

26 Jan 2018, 07:41

3

11

2,704

by: bumpbot

06 Jan 2023, 10:05

ER

Is a > bc? (1) a/c > b (2) c > 3

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

17 Apr 2015, 04:36

15

11

5,235

by: GinoRako

04 Jan 2023, 03:54

ER

At the beginning of February, the ratio of goats to pigs on a certain

555-605 (Medium) | Fractions and Ratios

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

Bunuel

08 Jul 2017, 05:23

6

11

4,036

by: bumpbot

17 Dec 2022, 06:54

ER

What is the value of integer x?

555-605 (Medium) | Multiples and Factors

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

3111987

28 Jan 2017, 06:07

49

11

17,144

by: bumpbot

07 Dec 2022, 08:46

ER

Is x a multiple of 4?

505-555 (Easy) | Multiples and Factors

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

AS0306

22 Sep 2019, 07:34

14

11

5,562

by: bumpbot

23 Nov 2022, 14:54

ER

Which of the two values 10^(-2) and 10^(-3), is x more close

805+ (Hard) | Arithmetic, Exponents

805+ (Hard) | Arithmetic, Exponents hide tags

Smita04

22 Mar 2012, 03:49

84

11

11,142

by: SuxrobJamol

18 Nov 2022, 05:16

ER

Is x > y? (1) a*x^4 + a*|y| < 0 (2) a*x^3 > a*y^3

705-805 (Hard) | Absolute Values, Inequalities

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

Bunuel

29 May 2015, 05:54

38

11

6,279

by: bumpbot

15 Nov 2022, 04:28

ER

Is quadrilateral ABCD a Rectangle?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

DHAR

31 Jul 2017, 06:43

8

11

6,892

by: bumpbot

14 Nov 2022, 08:39

ER

The area of square region S is what percent greater than

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

kimbercs

15 Apr 2017, 17:53

10

11

6,645

by: bumpbot

08 Nov 2022, 22:22

ER

In the diagram above, coordinates are given for three of the vertices

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

06 Mar 2015, 07:30

23

11

11,939

by: bumpbot

07 Nov 2022, 11:37

ER

What is the value of the positive integer n? (1) n^2 + 2n has four di

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

BillyZ

28 Feb 2017, 00:26

47

11

7,196

by: bumpbot

14 Oct 2022, 06:04

In the quadrilateral PQRS, side PS is parallel to side QR.

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

agdimple333

28 Jun 2011, 15:45

82

11

64,012

by: bumpbot

07 Oct 2022, 19:55

ER

If gh < 0 < gk, is g < 0? (1) k < h (2) 0 < h

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

EMPOWERgmatRichC

07 Nov 2015, 16:23

16

11

4,881

by: bumpbot

04 Oct 2022, 03:04

ER

What is the perimeter of the triangle in the figure above?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

WoundedTiger

23 Jul 2014, 02:45

41

11

12,818

by: bumpbot

03 Oct 2022, 06:56

ER

Is n/14 an integer? (1) n is divisible by 28. (2) n is divisible by

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

shasadou

23 Sep 2015, 02:43

15

11

8,088

by: Bunuel

19 Sep 2022, 02:10

ER

What is the area of a quadrilateral with a perimeter of 24 centimeters

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

19 May 2015, 06:44

30

11

11,482

by: bumpbot

18 Sep 2022, 10:26

ER

To earn grade B in her class Deepthi must have an average

Poor Quality

Poor Quality hide tags

cumulonimbus

22 Mar 2014, 00:46

6

11

4,217

by: Bunuel

29 Aug 2022, 11:10

ER

What is the volume that a certain jar can hold?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

AbdurRakib

05 Jun 2016, 14:46

18

11

5,245

by: bumpbot

23 Aug 2022, 13:23

ER

If a and b, are positive, what is the value of a + b ?

805+ (Hard) | Exponents

805+ (Hard) | Exponents hide tags

KanishkM

07 Jun 2019, 00:48

17

11

3,710

by: bumpbot

14 Aug 2022, 13:03

ER

The 2-digit positive integer x has the property that it is divisible

655-705 (Hard) | Multiples and Factors

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

Bunuel

15 Jun 2018, 23:33

19

11

5,677

by: bumpbot

25 Jul 2022, 06:20

ER

If m≠0, is m^3>m^2?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

dimmak

11 Sep 2018, 20:09

12

11

5,142

by: bumpbot

09 Jul 2022, 07:18