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

78,817

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

856

24

188,580

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

488,017

by: bb

29 Aug 2025, 13:27

ER

Is the product abcd negative?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

23 Nov 2016, 03:15

18

8

6,592

by: bumpbot

16 Jun 2023, 17:26

ER

What is the value of |a - b| ? (1) a^2 - b^2 = 9 (1) a^2 + b^2 = 15

655-705 (Hard) | Absolute Values, Algebra

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

Bunuel

02 Mar 2018, 01:06

26

13

7,535

by: bumpbot

17 Jun 2023, 04:02

ER

For integers x, b and c, x^2 + bx + c = 0. Is x > 0?

655-705 (Hard) | Algebra, Inequalities

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

Bunuel

09 Feb 2017, 01:23

38

9

7,956

by: bumpbot

17 Jun 2023, 06:02

ER

If both A and B are 2-digit even numbers, what is the value of A?

655-705 (Hard) | Fractions and Ratios

655-705 (Hard) | Fractions and Ratios hide tags

chetan2u

27 Jul 2018, 22:04

13

14

3,522

by: bumpbot

18 Jun 2023, 03:39

ER

Is x > 1? (1) |x − 4| < −2x + 3 (2) |x − 4| > |x + 4|

805+ (Hard) | Absolute Values, Inequalities

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

Bunuel

01 Dec 2021, 03:00

9

6

3,344

by: HoudaSR

18 Jun 2023, 08:50

ER

If x, y, and z are three positive consecutive odd integers, what is th

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

23 May 2020, 08:26

17

12

9,250

by: bumpbot

27 Jun 2023, 07:04

ER

In the triangle above, DE is parallel to AC. What is the length of DE?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

10 Jun 2015, 04:12

21

8

26,244

by: bumpbot

29 Jun 2023, 04:00

ER

What is the perimeter of isosceles triangle ABC?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

1, 2

GMATT73

19 Jul 2012, 02:36

123

20

46,398

by: bumpbot

29 Jun 2023, 06:57

ER

If a and b are positive integers less than 10, what is the mode of the

655-705 (Hard) | Combinations +2 tags

655-705 (Hard) | Combinations, Multiples and Factors, Statistics and Sets Problems hide tags

Bunuel

23 Jul 2018, 01:47

33

8

8,606

by: bumpbot

01 Jul 2023, 04:33

ER

For real numbers a and b, is it true that a = b?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

yudiwan

25 Jul 2016, 18:25

43

16

19,895

by: rxb266

04 Jul 2023, 02:15

ER

For any integers x and y, min(x, y) and max(x, y) denote the minimum a

605-655 (Medium) | Algebra +2 tags

605-655 (Medium) | Algebra, Functions and Custom Characters, Min-Max Problems hide tags

saswata4s

22 Mar 2018, 19:33

43

9

7,690

by: MayankThapar

05 Jul 2023, 04:05

ER

Is y < z ?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Gnpth

07 Aug 2014, 11:37

9

11

4,119

by: bumpbot

05 Jul 2023, 05:16

ER

If x is a positive integer, find the value of x? 1) sum of x consecut

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

GMATinsight

09 Jul 2023, 01:41

4

8

1,685

by: IanStewart

09 Jul 2023, 09:58

ER

Is the integer y a multiple of 4?

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

Carcass

11 Oct 2012, 11:25

18

7

7,155

by: bumpbot

12 Jul 2023, 11:08

ER

Is the triangle depicted above isosceles?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Asifpirlo

22 Aug 2013, 01:58

14

10

7,510

by: bumpbot

13 Jul 2023, 20:47

ER

In the figure shown, the circle has center O and radius 50

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

1, 2

ajit257

03 Jan 2011, 18:18

48

21

26,222

by: bumpbot

14 Jul 2023, 23:08

ER

What is the area of the circle with center C, shown above?

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Mani2879

02 Sep 2018, 02:42

13

4

3,877

by: bumpbot

16 Jul 2023, 12:57

ER

In xy-coordinate plane, lines j and k intersect at the point (5, 0)

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

BrentGMATPrepNow

10 Jun 2017, 14:20

49

12

8,623

by: Spanda3285

18 Jul 2023, 08:58

ER

Is x = y? (1) ax = ay (2) a^2x = a^2y

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

kamathimanshu

27 Jun 2021, 23:43

37

9

13,865

by: gmatophobia

18 Jul 2023, 23:00

ER

Is x*y^2 < 0? (1) |x| = -x (2) y^3 = 8

655-705 (Hard) | Absolute Values, Inequalities

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

GMATBusters

27 Apr 2020, 06:24

8

7

2,784

by: Bunuel

19 Jul 2023, 03:24

ER

If p^2 is an integer and (p^6-p^4-q-1)^(1/2) = 10 what is the value of

805+ (Hard) | Algebra +2 tags

805+ (Hard) | Algebra, Exponents, Roots hide tags

Carcass

24 Jan 2022, 07:49

7

4

2,013

by: bumpbot

21 Jul 2023, 08:08

ER

If y > 0, is (y^3 – y) divisible by 4?

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

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

zisis

26 Aug 2010, 05:31

12

14

6,111

by: bumpbot

22 Jul 2023, 14:38

ER

How many even integers N exist such that x < N < x + 10?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

lmuenzel

27 Jan 2017, 04:35

49

12

10,023

by: bumpbot

23 Jul 2023, 21:49

ER

In the second-degree equation x^2-14x+m = 0, the constant m is a posit

705-805 (Hard) | Algebra +2 tags

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

fskilnik

18 Feb 2019, 06:54

8

6,465

by: bumpbot

26 Jul 2023, 03:11

ER

If x ≠ 0, what is the value of (x^m/x^n)^p ?

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

17 Oct 2020, 12:59

1

6

1,754

by: hellypatel

28 Jul 2023, 01:32

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

10,284

by: bumpbot

29 Jul 2023, 23:30

ER

Question of the week - 45(If A, B, C are three consecutive even .....)

805+ (Hard) | Absolute Values, Number Properties

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

EgmatQuantExpert

26 Jun 2019, 01:52

34

12

5,050

by: bumpbot

30 Jul 2023, 03:14

ER

If C and D are unique integers, does C = 0?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

17 Feb 2015, 09:17

13

9

6,095

by: bumpbot

02 Aug 2023, 05:43

ER

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

655-705 (Hard) | Exponents, Inequalities

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

Bunuel

10 Sep 2017, 21:46

11

4,401

by: bumpbot

02 Aug 2023, 22:19

ER

Is (x + y)/2 an integer?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

25 Jun 2017, 03:34

14

6

4,327

by: Bunuel

05 Aug 2023, 01:01

ER

In triangle PQR, the measure of angle P is 30 more than

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

rite2deepti

26 Nov 2010, 13:11

10

5

25,260

by: bumpbot

05 Aug 2023, 10:11

ER

Line m and n pass through point (1,2). Is the slope of m

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

1, 2

apoorvasrivastva

20 Feb 2010, 23:38

62

20

16,575

by: bumpbot

06 Aug 2023, 07:35

ER

In the figure shown, quadrilateral ABCD is inscribed in a circle of

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

03 Jul 2016, 10:51

173

13

55,037

by: bumpbot

09 Aug 2023, 07:41

ER

a, b, and c are positive, is a > b?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

daviesj

14 Dec 2012, 09:28

16

9

4,932

by: bumpbot

10 Aug 2023, 06:01

ER

Is the perimeter of square S greater than the perimeter of

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

12 Feb 2014, 02:09

53

7

37,888

by: bumpbot

12 Aug 2023, 09:15

ER

In the coordinate plane system, does line L pass through 3rd quadrant?

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

MathRevolution

25 May 2017, 01:22

31

13

14,371

by: bumpbot

15 Aug 2023, 03:50

ER

What is the value of x?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

25 Mar 2015, 03:59

24

10

5,455

by: bumpbot

15 Aug 2023, 09:51

ER

If car X followed car Y across a certain bridge that is 21-m

Sub 505 (Easy) | Distance and Speed Problems

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

niheil

09 Oct 2010, 13:13

18

8

9,065

by: bumpbot

18 Aug 2023, 04:08

ER

In the given figure, ABC is a triangle and DEFG is a square. Find the

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

GMATBusters

08 Dec 2018, 10:25

7

10

9,083

by: bumpbot

18 Aug 2023, 05:06

ER

A rectangular solid has a surface area of 94 square inches. What is it

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

06 Jun 2017, 10:02

36

10

10,551

by: bumpbot

19 Aug 2023, 01:45

ER

If p and x are integers , is x divisible by 11?

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

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

rxs0005

23 Jan 2011, 08:53

28

10

8,840

by: bumpbot

19 Aug 2023, 01:45

ER

If n > 0, which is greater, 20 percent of n or 10 percent of

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

yezz

27 Apr 2013, 04:16

14

6

8,635

by: bumpbot

19 Aug 2023, 02:48

ER

If bc ≠ 0, what is the value of (a^2 - b^2 - c^2)/bc?

805+ (Hard) | Absolute Values, Algebra

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

Bunuel

05 Jun 2015, 06:23

44

8

7,344

by: bumpbot

19 Aug 2023, 06:06

ER

If x is positive, what is the value of |x – 3| – 2|x – 4| +

805+ (Hard) | Absolute Values, Inequalities

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

emmak

29 Apr 2013, 00:13

96

14

15,188

by: bumpbot

19 Aug 2023, 06:17

ER

List A consists of five distinct integers. Is the range of the numbers

705-805 (Hard) | Statistics and Sets Problems

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

Bunuel

03 Dec 2017, 01:56

25

14

6,811

by: hirakrintu

19 Aug 2023, 12:12

ER

Is triangle ABC an acute angled triangle? 1) [m]c^2 < a^2 + b^2[/m] w

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

GMATinsight

31 Oct 2018, 07:40

9

4

2,708

by: bumpbot

21 Aug 2023, 19:59

ER

If x and y are consecutive odd integers such that x < y

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

shrive555

03 Dec 2011, 13:30

12

6

7,963

by: bumpbot

22 Aug 2023, 17:49

ER

Is the perimeter of triangle T greater than the perimeter of

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

jakolik

20 Jun 2013, 05:58

31

14

13,766

by: bumpbot

23 Aug 2023, 08:01

ER

If xy 0 and x y, what is the value of K?

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

Bunuel

12 Apr 2018, 21:44

6

3

2,194

by: chetan2u

24 Aug 2023, 06:59

ER

Are at least 80 percent of the people in Country X

605-655 (Medium) | Statistics and Sets Problems, Word Problems

605-655 (Medium) | Statistics and Sets Problems, Word Problems hide tags

metallicafan

30 Apr 2012, 18:18

21

8

8,360

by: bumpbot

27 Aug 2023, 06:53