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

179

15

79,579

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

858

24

188,960

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,641

by: bb

29 Aug 2025, 13:27

ER

Is x > y? (1) x + 2(xy)^(1/2) + y = 0 (2) x^2 - y^2 = 0

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

12 Jun 2023, 01:30

2

3

1,257

by: arnimavarshney10

12 Jun 2023, 13:18

ER

Is x + y < 0? (1) 5x + 11y < 0 (2) 4x + 10y < 0

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

BrentGMATPrepNow

19 Oct 2021, 07:03

12

2

2,275

by: bumpbot

12 Jun 2023, 13:00

ER

If x 0, is x^2 > x^4? (1) x^2 < 1 (2) x^2 < 2x

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

12 Jun 2023, 08:15

2

1

841

by: sanchitb23

12 Jun 2023, 12:07

ER

Is |2x - 7| > y ?

655-705 (Hard) | Absolute Values, Inequalities

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

amanvermagmat

05 Jul 2018, 08:30

3

2,054

by: HoudaSR

12 Jun 2023, 08:54

ER

If ac/(db) < 0, is d – b < 0 ?

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

29 Apr 2016, 04:01

16

9

4,396

by: Bunuel

12 Jun 2023, 08:09

ER

If x y, what is the value of (x + y)/(x - y) ? (1) x^2 - 4xy = -4

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

12 Jun 2023, 04:15

2

1

943

by: SirSanguine

12 Jun 2023, 07:57

ER

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

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

NoHalfMeasures

20 Dec 2015, 20:47

24

6

8,113

by: bumpbot

12 Jun 2023, 04:04

ER

If x^2 + 5z + 2xy + 6 = 2xy and x ≠ –2, what is the value of x ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

23 May 2020, 08:49

10

4

5,533

by: bumpbot

12 Jun 2023, 03:09

ER

Is x < 0? (1) |x| = -x (2) |x| > x

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

Bunuel

26 May 2023, 09:30

2

3

1,824

by: Bunuel

11 Jun 2023, 23:45

ER

What is the value of x? (1) |x + 3| = 3|x - 3| (2) x > 3

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

divyajoshi12

13 Sep 2018, 09:53

9

7

8,143

by: bumpbot

11 Jun 2023, 20:55

ER

If ab 0, is |a^b| = a^b? (1) |a| = a (2) |b| = b

555-605 (Medium) | Absolute Values, Exponents

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

Bunuel

05 Jun 2023, 06:45

2

1

1,476

by: HoudaSR

11 Jun 2023, 14:14

If F/10 = P/20, what is the value of P?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

houston1980

09 Jun 2023, 14:45

1

3

1,337

by: houston1980

11 Jun 2023, 11:24

ER

Is the integer 2b divisible by 6 ?

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

1, 2

robu

08 Dec 2015, 12:02

70

29

11,144

by: bumpbot

11 Jun 2023, 10:37

ER

What is the area of right triangle with sides a, b and hypotenuse c?

605-655 (Medium) | Algebra, Geometry

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

Bunuel

09 Jun 2023, 01:30

4

3

1,647

by: sanchitb23

11 Jun 2023, 09:26

If x is an integer, what is the value of x?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

d999

20 Mar 2020, 01:21

1

3

6,918

by: bumpbot

11 Jun 2023, 06:48

ER

Is rw = 0?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

BrainLab

19 Sep 2015, 14:51

43

12

28,043

by: bumpbot

11 Jun 2023, 06:22

ER

What is the area of circle O ? (1) The ratio of the area of the squar

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

23 May 2020, 07:54

20

6

11,455

by: bumpbot

11 Jun 2023, 02:02

ER

The length of rectangle B is x percent less than the length of rectang

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

21 May 2019, 02:19

13

5

4,826

by: bumpbot

10 Jun 2023, 21:13

ER

Is ab < 1/ab? (1) ab > 0 (2) b < 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

09 Jun 2023, 08:15

1

4

1,469

by: Gauravji21

10 Jun 2023, 20:59

ER

If x 0, what is the value of x? (1) |x + 2| = |x| (2) |x^x| = 1

555-605 (Medium) | Absolute Values, Exponents

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

Bunuel

29 Nov 2018, 01:42

26

9

5,685

by: bumpbot

10 Jun 2023, 19:54

ER

a^2 b^2 = b^2 c^2. Is a = |b|?

805+ (Hard) | Absolute Values

805+ (Hard) | Absolute Values hide tags

nroy347

14 Sep 2013, 12:46

21

3

7,087

by: bumpbot

10 Jun 2023, 10:41

ER

If f(x) = x^2 - x + 1, is f(p) > f(q)? (1) p < q (2) p^2 > q^2

705-805 (Hard) | Functions and Custom Characters, Inequalities

705-805 (Hard) | Functions and Custom Characters, Inequalities hide tags

Bunuel

09 Jun 2023, 04:15

2

1

1,178

by: stne

10 Jun 2023, 09:24

ER

Is a^2 < b^4? (1) a < 1 (2) b = 3a

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

09 Jun 2023, 01:30

1

1,053

by: stne

10 Jun 2023, 08:36

ER

If n is the product of the least and the greatest of 6 consecutive int

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

20 Oct 2019, 01:47

8

4

4,671

by: bumpbot

10 Jun 2023, 04:45

ER

In the diagram above, A is the center of the circle, angle ABD = 90°

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

09 Apr 2015, 07:20

31

7

9,298

by: bumpbot

09 Jun 2023, 21:04

ER

If x/300 = y/100, what is the a value of x? (1) x + y = 400 (2) y = 10

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

09 Jun 2023, 06:15

1

958

by: houston1980

09 Jun 2023, 14:32

ER

What is the value of x + 3y + 7?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

vivaslluis

24 Jul 2016, 10:31

13

5

4,447

by: SaquibHGMATWhiz

09 Jun 2023, 07:38

ER

Is a > b? 1) a > 1.5b 2) a > 0.5b

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

Russ19

25 Aug 2021, 06:03

5

1,742

by: rxb266

09 Jun 2023, 03:13

ER

What is the area of the shaded region? (1) The ratio of length of ar

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

QuantMadeEasy

19 Feb 2020, 01:17

3

5

2,001

by: Bunuel

08 Jun 2023, 23:39

ER

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

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

08 Sep 2021, 08:30

3

2,715

by: bumpbot

08 Jun 2023, 11:17

ER

2a3 is a 3-digit positive integer. If 2a3 + 366 = 6b9, what is the

655-705 (Hard) | Multiples and Factors

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

Bunuel

07 Jun 2023, 08:15

1

1,292

by: JeffTargetTestPrep

08 Jun 2023, 09:16

ER

Is x > 1 ? (1) 1/x > 1 (2) x > 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

08 Jun 2023, 08:15

2

1

717

by: TheBipedalHorse

08 Jun 2023, 08:25

ER

In the diagram below, P and Q are the centers of the two circles. What

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Bunuel

17 Jul 2017, 23:34

31

13

4,789

by: bumpbot

08 Jun 2023, 07:50

ER

If x and y are both positive integers, is xy >= 250?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

20 Mar 2018, 06:39

3

7

1,968

by: Bunuel

08 Jun 2023, 06:46

ER

Is |x - z| = |y - z| ? (1) x = y (2) |x| - z = |y| - z

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

WholeLottaLove

05 Jul 2013, 11:54

24

14

6,458

by: bumpbot

08 Jun 2023, 06:34

ER

If x, y, and z are integers greater than 0 and x = y + z, what is the

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

amirdubai1982

11 Nov 2010, 02:55

10

9

5,277

by: bumpbot

08 Jun 2023, 02:19

ER

If x 0, what is the value of x ? (1) |x^x| = 1 (2) x^5 = x^x

655-705 (Hard) | Absolute Values, Exponents

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

Bunuel

20 May 2018, 14:22

28

12

6,929

by: bumpbot

07 Jun 2023, 22:46

ER

Is Quadrilateral ABCD a Rhombus? 1) Diagonals of ABCD intersect each

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

GMATinsight

07 May 2017, 21:14

18

9

4,534

by: bumpbot

07 Jun 2023, 20:36

ER

In the equation b = ka + 3, k is a constant. If the possible solutions

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

09 Feb 2022, 06:00

2

3

2,551

by: bumpbot

07 Jun 2023, 19:13

ER

What is the value of x ?

605-655 (Medium) | Exponents

605-655 (Medium) | Exponents hide tags

fskilnik

06 Feb 2019, 08:17

3

4

1,630

by: bumpbot

07 Jun 2023, 09:35

ER

What is the value of 3^(-(x + y))/3^(-(x - y)) ? (1) x = 3 (2) y = 2

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

20 Apr 2023, 06:15

3

2

1,259

by: GiovanniLERRO

07 Jun 2023, 08:33

ER

Are both of the integers x and y divisible by 3? (1) x + y and x – y

555-605 (Medium) | Multiples and Factors

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

Bunuel

23 May 2020, 08:31

34

10

9,574

by: Bunuel

07 Jun 2023, 01:07

ER

The function {x} is defined as the lowest integer greater than or equa

Poor Quality

Poor Quality hide tags

rheam25

13 Mar 2020, 22:28

9

3

2,355

by: Bunuel

07 Jun 2023, 00:55

ER

What is the median of 5 numbers? (1) Each of the 3 numbers is 11

505-555 (Easy) | Statistics and Sets Problems

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

Bunuel

06 Jun 2023, 08:15

1

981

by: Aishyk97

06 Jun 2023, 10:36

ER

If line M passes through the coordinate system shown above, does line

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

02 Sep 2018, 22:16

3

2

2,124

by: NA08

06 Jun 2023, 08:18

ER

If m and n are integers, is m-n an even number?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

06 Jun 2023, 06:15

2

1,006

by: Praditha

06 Jun 2023, 07:19

ER

Is a < b? (1) a^3 = ab (2) |b| > |a|

705-805 (Hard) | Absolute Values +2 tags

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

Bunuel

14 Jun 2018, 21:07

19

7

2,973

by: bumpbot

06 Jun 2023, 05:04

Is r to the right of -6 on the number line?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

rraman

11 Mar 2019, 06:02

6

2

8,698

by: bumpbot

06 Jun 2023, 02:52

ER

If x is a positive integer, is x^5 + 1 an odd number?

555-605 (Medium) | Exponents, Number Properties

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

Bunuel

06 Jun 2023, 01:30

6

3

1,748

by: Archit3110

06 Jun 2023, 02:36

ER

In 1993 Mr. Jacobs paid 4.8 percent of his taxable income in state tax

555-605 (Medium) | Percent and Interest Problems

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

Bunuel

06 Feb 2020, 02:32

10

3

7,014

by: bumpbot

06 Jun 2023, 01:00