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

79,681

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

858

24

188,967

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

488,669

by: bb

29 Aug 2025, 13:27

ER

What is the number of members of Club X who are at least 35

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

kilukilam

16 May 2014, 04:50

23

4

17,670

by: bumpbot

09 Aug 2023, 17:56

ER

In kitchen pantry, cans are stacked on the circular ends to create

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Nums99

10 Apr 2022, 02:44

9

6

3,618

by: bumpbot

10 Aug 2023, 10:33

ER

If ab < 7, is b < 1?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

BabySmurf

17 Jan 2014, 04:25

5

3

5,305

by: bumpbot

10 Aug 2023, 12:10

ER

Is the product of 3p and 4 greater than 20?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

avi2crackgmat

04 Mar 2013, 03:29

7

5

7,765

by: bumpbot

10 Aug 2023, 23:21

ER

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

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Carcass

01 Nov 2018, 05:11

4

3

5,677

by: bumpbot

11 Aug 2023, 04:50

ER

Is positive integer n divisible by 24? (1) n is divisible by 4 and 16

505-555 (Easy) | Multiples and Factors

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

Bunuel

11 Aug 2023, 01:30

1

1,053

by: GMATinsight

11 Aug 2023, 04:52

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Is x greater than y? (1) x > 2y (2) x - y > 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

14 Feb 2022, 02:30

6

3

3,895

by: bumpbot

11 Aug 2023, 09:09

ER

If P, Q, and R are three distinct points, do line segments PQ and PR

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

18 Dec 2014, 07:02

12

6

14,439

by: bumpbot

11 Aug 2023, 20:53

ER

In the figure, if the area of triangle DFE is 10 units, what is the ar

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

GMATSkilled

28 May 2018, 18:04

40

8

5,546

by: bumpbot

12 Aug 2023, 12:26

ER

In a certain playground, a square sand box rests in a

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

macjas

27 May 2012, 09:40

15

5

14,453

by: bumpbot

12 Aug 2023, 22:49

ER

Is quadrilateral ABCD a parallelogram? (1) All four internal angles

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

26 May 2021, 08:00

4

2

1,672

by: bumpbot

13 Aug 2023, 21:38

ER

What is the value of 2x/3y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

20 Oct 2014, 07:05

31

13

14,073

by: bumpbot

15 Aug 2023, 20:32

ER

Any decimal that has only a finite number of nonzero digits is

605-655 (Medium) | Exponents, Number Properties

605-655 (Medium) | Exponents, Number Properties hide tags

Bunuel

11 Aug 2023, 01:30

3

2

1,332

by: SaquibHGMATWhiz

16 Aug 2023, 01:22

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If n is a positive integer, is n divisible by at least six positive in

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

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

Bunuel

16 Apr 2020, 03:43

14

4

7,651

by: bumpbot

16 Aug 2023, 05:31

ER

Is the integer z divisible by 3? (1) The LCM of z and 12 is 12

605-655 (Medium) | Multiples and Factors

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

Bunuel

10 Aug 2023, 01:30

1

2

1,183

by: SaquibHGMATWhiz

16 Aug 2023, 06:06

ER

Is the integer z divisible by 11? (1) The greatest common factor of z

555-605 (Medium) | Multiples and Factors

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

Bunuel

10 Aug 2023, 01:30

2

1,029

by: AryaSwagat

16 Aug 2023, 11:51

ER

Does the graph of the function f(x) = ax^2 + bx + 7, where a, b and c

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

Bunuel

04 Oct 2021, 01:30

26

5

4,432

by: gmatophobia

16 Aug 2023, 13:19

ER

Is 143/z an integer?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Farina

18 Feb 2020, 23:10

5

2

3,875

by: utkrist97

17 Aug 2023, 01:26

ER

In the figure above, DE parallels BA, and DF parallels CA. What is the

705-805 (Hard) | Fractions and Ratios, Geometry

705-805 (Hard) | Fractions and Ratios, Geometry hide tags

diota2004

01 Mar 2017, 09:59

13

4

2,316

by: bumpbot

18 Aug 2023, 21:58

ER

Is |x|*|y|>x*y?

705-805 (Hard) | Absolute Values, Inequalities

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

chetan2u

30 May 2016, 07:26

12

5

3,025

by: bumpbot

19 Aug 2023, 03:10

ER

If the positive integer x is rounded to the nearest tens, will the

605-655 (Medium) | Remainders

605-655 (Medium) | Remainders hide tags

Bunuel

18 Aug 2023, 01:30

3

1

1,099

by: chetan2u

19 Aug 2023, 20:41

ER

Is pq < 4 ? (1) p^2 + q^2 < 8 (2) p - q < 1

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

11 Nov 2019, 04:46

9

3

2,848

by: bumpbot

20 Aug 2023, 02:20

ER

If x and y are positive integers and y^2 = 9 − x, what is the value of

655-705 (Hard) | Algebra, Inequalities

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

Bunuel

05 Nov 2018, 00:21

8

3

2,903

by: SaquibHGMATWhiz

21 Aug 2023, 00:18

ER

If P and Q are positive integers, is the product 3P^Q divisible by 2?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

30 Nov 2015, 04:22

15

6

5,005

by: bumpbot

21 Aug 2023, 01:37

ER

What is the greatest common divisor of positive integers x and y?

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

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

Bunuel

22 Aug 2023, 01:30

5

2

1,190

by: chetan2u

22 Aug 2023, 23:07

ER

Mary has $3,60 in nickels, dimes and quarters in her purse...

705-805 (Hard) | Arithmetic

705-805 (Hard) | Arithmetic hide tags

EBITDA

28 May 2016, 15:08

6

5

5,323

by: bumpbot

23 Aug 2023, 07:54

ER

If t is a positive integer, can (t+2)(t-3) be completely divided by 6?

805+ (Hard) | Multiples and Factors, Remainders

805+ (Hard) | Multiples and Factors, Remainders hide tags

siddharthkapoor

13 Oct 2019, 22:16

23

4

3,566

by: bumpbot

23 Aug 2023, 10:49

ER

If m = (3^x)^(2+3+4+6) and n = (3^y)^3, is m/n > 1 ?

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

Nikhil

23 Sep 2018, 06:07

10

3

2,569

by: deepak.brijendra

23 Aug 2023, 22:17

ER

What is the equation of line m? (1) The slope of line m is 2. (2) The

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

09 Jun 2021, 09:00

1

4

2,254

by: bumpbot

24 Aug 2023, 00:09

ER

A carton contains 30 pens, of which 20 are blue ink pens and 10 are bl

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

01 Feb 2021, 13:38

3

1,690

by: Bunuel

24 Aug 2023, 00:22

ER

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

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Bunuel

23 Aug 2023, 01:30

1

3

941

by: Bunuel

24 Aug 2023, 00:56

ER

Is the positive integer x a perfect square?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

21 Apr 2016, 00:42

6

5

5,513

by: Biswadeep20

24 Aug 2023, 22:42

ER

If y = O.abcd, where a, b, c, and d each represent a nonzero

555-605 (Medium) | Fractions and Ratios

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

manishuol

01 May 2013, 12:06

3

4

4,215

by: bumpbot

24 Aug 2023, 23:56

ER

Is the product of three consecutive integers negative?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

Bunuel

28 Feb 2014, 04:14

27

10

10,402

by: bumpbot

25 Aug 2023, 01:54

ER

If a, b, and c are positive integers, is a*b*c divisible by 24?

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

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

tarn151

12 Dec 2010, 20:06

24

2

9,874

by: bumpbot

25 Aug 2023, 02:39

ER

Is x a factor of y ?

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

GMATBusters

24 Oct 2020, 19:01

5

17

4,134

by: bumpbot

25 Aug 2023, 03:36

ER

If ab 0, in what quadrant of the coordinate system below does point

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

23 Sep 2018, 05:22

36

3

12,198

by: bumpbot

25 Aug 2023, 06:49

ER

If a, b and c are positive, Is a+b+c>1?

705-805 (Hard) | Algebra, Inequalities

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

kiran120680

08 May 2019, 10:43

8

2

2,100

by: bumpbot

25 Aug 2023, 07:58

ER

Is (x - y)^2 =100 ? (1) x^2 + y^2 = 52 (2) x + y = 2

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

25 Aug 2023, 01:30

5

2

1,105

by: sanchitb23

25 Aug 2023, 08:50

ER

Does the graph of y = a(x - b)^2 + p intersect the x-axis?

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

Bunuel

08 May 2021, 01:13

12

2

3,359

by: bumpbot

26 Aug 2023, 00:16

ER

If a, b, c, d, e are positive integers such that a<b<c<d<e, then what

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

GMATinsight

29 Sep 2018, 23:21

6

3

1,773

by: bumpbot

27 Aug 2023, 20:08

ER

If a, b, c, and d denote positive integers in the figure above, what

505-555 (Easy) | Algebra, Arithmetic

505-555 (Easy) | Algebra, Arithmetic hide tags

Bunuel

23 May 2020, 08:22

10

6

7,370

by: bumpbot

28 Aug 2023, 04:47

ER

If x and y are both nonzero integers, is 25% of xy greater than x?

505-555 (Easy) | Exponents +2 tags

505-555 (Easy) | Exponents, Inequalities, Number Properties hide tags

Bunuel

29 Feb 2016, 10:56

13

3

5,175

by: bumpbot

28 Aug 2023, 07:53

ER

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

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

27 Jun 2022, 04:30

3

5

2,044

by: Its_me_aka_ak

28 Aug 2023, 08:55

ER

List X consists of 8 integers. Is the standard deviation of set X

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

29 Aug 2023, 01:30

2

1,694

by: Bunuel

30 Aug 2023, 00:41

ER

If x and y are positive integers, what is the value of y? 1. 4x + y =

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Russ19

20 Apr 2021, 15:31

6

2

1,669

by: bumpbot

30 Aug 2023, 22:23

ER

Point A lies on a circle whose center is

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

mandeey

05 Jan 2018, 09:41

9

2

2,652

by: bumpbot

31 Aug 2023, 10:25

ER

If A and B are non-zero numbers such that AB >0, is |A - B| > |A| - |B

805+ (Hard) | Absolute Values, Inequalities

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

Bunuel

25 May 2020, 21:02

30

15

6,613

by: bumpbot

01 Sep 2023, 02:11

ER

Is a/b < 0? (1) a^2/b^3 < 0 (2) a*b^5 < 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

01 Sep 2023, 01:30

1

1,153

by: chetan2u

01 Sep 2023, 02:24

ER

What is the value of (8a + a - b)/(a - b)?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

07 Dec 2020, 08:45

11

3

1,537

by: chetan2u

01 Sep 2023, 05:58