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

78,764

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

856

24

188,548

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

487,977

by: bb

29 Aug 2025, 13:27

ER

If the same amount of tin (in square inches) used to make a cube with

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

04 Sep 2018, 23:47

1

1,315

by: PKN

05 Sep 2018, 04:59

ER

In the diagram above each of the letters represents one of the digits

555-605 (Medium) | Arithmetic

555-605 (Medium) | Arithmetic hide tags

Bunuel

10 Apr 2017, 02:25

1

3

2,786

by: bumpbot

06 Sep 2018, 00:24

ER

Given a circle that is inscribed in a rectangle so that the circle tou

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

06 Sep 2018, 01:17

1

2

1,440

by: GmatDaddy

06 Sep 2018, 03:05

ER

A Rubik cube is composed of 27 identical smaller cubes. What is the su

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

05 Sep 2018, 23:38

1

2

1,861

by: chetan2u

06 Sep 2018, 05:23

ER

What is the circumference of the smaller of the two circles shown abov

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

05 Sep 2018, 23:37

1

1,113

by: PKN

06 Sep 2018, 08:06

ER

What is the perimeter of the sector in the circle above if angle x is

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

07 Sep 2018, 01:31

1

1,431

by: GMATinsight

07 Sep 2018, 02:45

ER

If A is the center of the circle above, what is the area of the triang

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

07 Sep 2018, 01:32

1

2

1,176

by: nik9rider

07 Sep 2018, 06:53

ER

What is the area of the shaded region, if one side of the isosceles tr

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

07 Sep 2018, 01:35

1

3

1,128

by: PKN

07 Sep 2018, 23:46

ER

What is the number of 360-degree rotations that a bicycle wheel made

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

07 Sep 2018, 00:49

1

2

2,061

by: souvonik2k

08 Sep 2018, 12:14

ER

If the figure above shows 2 children playing on a seesaw, how high abo

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

05 Sep 2018, 00:32

1

3

1,948

by: MithilaGauri

08 Sep 2018, 23:48

ER

If the figure shown is that of two concentric circles where two radii

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

09 Sep 2018, 08:00

1

1,150

by: axmanX

09 Sep 2018, 08:03

ER

What is the area of the above triangle?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

MathRevolution

06 Sep 2018, 01:33

1

3

1,930

by: MathRevolution

09 Sep 2018, 18:22

ER

Is triangle ABC a right triangle? (1) The ratio of the largest to the

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

09 Sep 2018, 08:50

1

2

1,508

by: PKN

09 Sep 2018, 19:47

ER

What is the difference in perimeter between two sectors each lying in

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

09 Sep 2018, 08:50

1

2

1,892

by: loneo3006

10 Sep 2018, 11:16

ER

Given a rectangle and circle that share a center with a vertex of a tr

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

11 Sep 2018, 03:11

1

1,062

by: GMATinsight

11 Sep 2018, 04:13

ER

In the figure above, what is the measure of angle x?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

11 Sep 2018, 02:07

1

2

2,028

by: GmatDaddy

11 Sep 2018, 07:00

ER

What is the area of the shaded region, if O is the center of the circl

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

11 Sep 2018, 02:11

1

2

1,817

by: Diwakar003

11 Sep 2018, 11:13

ER

What is the area of the triangle inside the shown circle with center O

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

09 Sep 2018, 08:53

1

1,252

by: sushforgmat

11 Sep 2018, 12:09

ER

If the lines CA and CB shown in the picture touch the circle with cent

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

12 Sep 2018, 00:48

1

945

by: GMATinsight

12 Sep 2018, 04:49

ER

If P is the midpoint of NR, and lines OP and QR are parallel, what is

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

12 Sep 2018, 00:42

1

2

1,204

by: abhinav770

12 Sep 2018, 08:37

ER

What is the radius of the circle shown above?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

12 Sep 2018, 00:21

1

2

1,429

by: souvonik2k

12 Sep 2018, 20:29

ER

What is the ratio of the area to the circumference in circle X? (1)

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

13 Sep 2018, 02:26

1

2

1,391

by: GMATinsight

13 Sep 2018, 03:59

ER

How much greater is the radius of circle X than that of circle Y?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

13 Sep 2018, 02:25

1

3

1,273

by: apara08

13 Sep 2018, 04:14

ER

If a circle is inscribed in a square as shown above, is the area of th

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

13 Sep 2018, 02:23

1

5

1,481

by: Archit3110

13 Sep 2018, 04:19

ER

What is the measure of angle B in triangle ABC? (1) The ratio of the

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

13 Sep 2018, 05:00

1

3

1,649

by: Shruti0805

13 Sep 2018, 07:43

ER

John and Peter decide to race along two concentric circular paths. Joh

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

14 Sep 2018, 01:39

1

1,544

by: GMATinsight

15 Sep 2018, 06:27

ER

Given a right circular cylinder with radius 2, what is the height of

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

09 Sep 2018, 08:01

1

1,817

by: MikeScarn

15 Sep 2018, 18:57

What is the product of two prime numbers X and Y? (1) Sum of X and Y

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Digvijay101

08 Apr 2018, 11:38

1

5

1,892

by: MikeScarn

17 Sep 2018, 05:51

ER

If |x + 3| = 2, what is the value of x? (1) x < 0 (2) x^2 + 6x + 5 = 0

555-605 (Medium) | Absolute Values, Algebra

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

Bunuel

21 Sep 2018, 01:40

1

2

1,800

by: DavidTutorexamPAL

21 Sep 2018, 01:57

ER

If a sequence N has 150 terms, what is the 140th term of sequence N?

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

Bunuel

26 Sep 2018, 05:33

1

1,724

by: GMATinsight

26 Sep 2018, 06:37

ER

If x and y are integers, is x divisible by 5? (1) xy is divisible by 2

555-605 (Medium) | Multiples and Factors

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

Bunuel

26 Sep 2018, 05:22

1

2

1,504

by: dvishal387

26 Sep 2018, 10:23

ER

If x and y are integers, is the product xy odd?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

amirdubai1982

27 Jul 2015, 14:31

1

8

7,057

by: EMPOWERgmatRichC

28 Sep 2018, 19:03

ER

If the sum of three integers is divisible by 2, is their product divis

605-655 (Medium) | Multiples and Factors

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

Bunuel

27 Sep 2018, 05:51

1

2

1,921

by: EgmatQuantExpert

29 Sep 2018, 00:34

ER

If a and b are integers, what is the value of (8a^6b − 2)?

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

01 Oct 2018, 04:33

1

1,784

by: GMATinsight

01 Oct 2018, 04:45

ER

If x and y are positive integers, what is the value of x?

605-655 (Medium) | Algebra, Exponents

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

Bunuel

01 Oct 2018, 04:50

1

1,622

by: harsha3699

01 Oct 2018, 04:59

ER

If a>b>0

Poor Quality

Poor Quality hide tags

rheabiswal

01 Oct 2018, 21:38

1

6

1,844

by: rheabiswal

02 Oct 2018, 07:05

ER

The function f is defined by f(x) = p^x, where x is an integer and p

505-555 (Easy) | Functions and Custom Characters

505-555 (Easy) | Functions and Custom Characters hide tags

Bunuel

24 Oct 2018, 05:03

1

1,913

by: nkin

24 Oct 2018, 05:57

ER

Ram can push a certain cart 4 times as fast as Rahim can. If they take

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

GMATBusters

27 Oct 2018, 10:14

1

1,522

by: TestTaker9

27 Oct 2018, 10:22

At a certain annual dance tournament, was the number of competitors

555-605 (Medium) | Statistics and Sets Problems

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

Abhi077

30 Oct 2018, 08:48

1

4

1,310

by: jorgetomas9

31 Oct 2018, 08:36

ER

If xy 0, is x/y < 0?

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Poor Quality hide tags

janani28

06 Oct 2014, 09:35

1

3

4,706

by: Carcass

31 Oct 2018, 11:44

ER

If x^3 < x^2, is x < 0 ?

605-655 (Medium) | Absolute Values, Inequalities

605-655 (Medium) | Absolute Values, Inequalities hide tags

AnisMURR

31 Oct 2018, 01:45

1

3

1,848

by: GMATinsight

31 Oct 2018, 20:24

ER

If ab ≠ 0, what is the value of 1/a + 1/b ? (1) a + b = -1 (2) ab = 6

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

01 Nov 2018, 00:06

1

2

2,045

by: Bunuel

01 Nov 2018, 02:08

ER

If x and y are positive, is 3x > 8y? (1) x − y > 4 (2) x > 14y/5

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

05 Nov 2018, 00:23

1

1,734

by: DavidTutorexamPAL

05 Nov 2018, 02:25

ER

If the total price for n copies of a book is $31.5, what is the per

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

gmatretest

07 Mar 2016, 01:45

1

3

2,054

by: fskilnik

05 Nov 2018, 19:53

ER

In the figure below, PQRS is a rectangle. What is the area of the semi

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

06 Nov 2018, 01:36

1

1,865

by: saurabh9gupta

06 Nov 2018, 02:16

ER

If x ≠ 0, is x^2 < |x|? (1) x < 1 (2) x > −1

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

05 Nov 2018, 00:17

1

2

1,775

by: Mo2men

06 Nov 2018, 03:36

ER

If x > 0, is y > 0? (1) 2y < 7x (2) y > −x

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

05 Nov 2018, 00:18

1

2

2,126

by: Mo2men

06 Nov 2018, 03:41

ER

A circular pipe falls from the back of a truck and rolls. If the pipe

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

02 Sep 2018, 22:10

1

2

1,400

by: GMAT215

10 Nov 2018, 10:34

ER

If circles A and B are concentric, what is the ratio of the area of th

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

02 Sep 2018, 22:09

1

2

1,415

by: GMAT215

10 Nov 2018, 10:37

ER

In the XY-plane, what is the slope of line m?

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

12 Nov 2018, 00:37

1

2

1,739

by: Archit3110

12 Nov 2018, 03:10