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

78,850

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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

188,600

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

488,045

by: bb

29 Aug 2025, 13:27

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If x is a positive integer, is x even? (1) 5x is even (2) x 5 is odd

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

02 Oct 2015, 01:42

2

8

7,384

by: TurningPages

26 Feb 2018, 06:11

ER

At a fair, tickets for rides cost 50 cents each. If Tim spen

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

fozzzy

11 Sep 2013, 05:20

3

8

3,948

by: bumpbot

13 Jan 2018, 01:05

ER

If r and s are consecutive even integers, is r greater than s ?

655-705 (Hard) | Inequalities, Number Properties

655-705 (Hard) | Inequalities, Number Properties hide tags

Bunuel

17 Dec 2017, 01:35

3

8

3,330

by: Bunuel

28 Dec 2017, 07:28

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If a + b = 20, then what is the value of c − d?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

13 Dec 2015, 05:57

6

8

5,191

by: bumpbot

28 Dec 2017, 06:11

ER

If the product of the digits of the two-digit positive integer n is 2,

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

19 Nov 2017, 10:19

2

8

4,400

by: vrkr

19 Nov 2017, 18:48

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What is value of x - y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

BukrsGmat

06 Apr 2013, 11:04

3

8

4,874

by: Bunuel

30 Oct 2017, 11:52

ER

What is the value of x?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

14 Apr 2015, 04:48

4

8

2,448

by: bumpbot

30 Oct 2017, 06:10

ER

A merchant discounted the sale price of a coat and the sale price of

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

goalsnr

05 Oct 2017, 05:14

46

8

20,301

by: Bunuel

05 Oct 2017, 05:15

ER

If x and y are positive integers, what is the remainder when 5^x is

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

Bunuel

17 Jun 2015, 06:02

11

8

4,958

by: bumpbot

04 Oct 2017, 07:15

ER

If (xy)^(1/2) = 3, what is the value of x ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

17 Sep 2017, 03:04

1

8

2,077

by: Bunuel

26 Sep 2017, 21:11

ER

If a, b, and c are distinct nonzero numbers, is (a b)^3(b c)/(a +

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

25 Nov 2014, 08:24

6

8

6,168

by: bumpbot

29 Jun 2017, 12:13

ER

Is it true that a > b ? (1) 3a > 5b (2) –a < –b

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

14 Mar 2017, 02:59

2

8

2,379

by: origen87

06 Jun 2017, 00:52

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If x and y are integers, is x^7 < 6^y ?

555-605 (Medium) | Algebra +2 tags

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

Bunuel

29 Oct 2015, 01:21

7

8

3,526

by: Nunuboy1994

29 May 2017, 23:13

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What is the value of x?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

harish1986

18 Oct 2015, 13:02

10

8

2,935

by: origen87

30 Mar 2017, 10:32

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Is ab positive?

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ashwink

08 Mar 2017, 06:04

4

8

6,404

by: ScottTargetTestPrep

15 Mar 2017, 16:24

ER

In the figure above, what is the area of the shaded region?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

17 Aug 2016, 01:50

2

8

6,251

by: KrishnakumarKA1

15 Mar 2017, 02:51

ER

The digit m is greater than 1, what is m?

555-605 (Medium) | Multiples and Factors

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

Bunuel

06 Dec 2016, 07:26

3

8

2,401

by: Bunuel

16 Feb 2017, 06:12

ER

What is the area of the innermost circle which is inscribed

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

MichelleSavina

23 Jan 2011, 03:11

1

8

7,900

by: bumpbot

16 Nov 2016, 12:42

ER

In x-y coordinates, A(0,3) and B (3,0) are given. Does A and B form th

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MathRevolution

09 Jul 2016, 10:14

3

8

2,740

by: rohit8865

09 Oct 2016, 05:47

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Is c equal to the median of the 3 positive integers a, b, c

555-605 (Medium) | Statistics and Sets Problems

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

rxs0005

14 Jan 2011, 16:25

3

8

4,685

by: bumpbot

23 Aug 2016, 04:06

ER

A circle and a straight line are drawn on the same coordinate graph.

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

27 Aug 2022, 03:19

4

8

3,363

by: LogicGuru1

19 Jul 2016, 10:56

ER

If a and b are integers, is a + 8b even?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

12 Oct 2015, 22:31

8

3,280

by: IcyTropic

14 Oct 2015, 15:43

ER

If a/3 = 4/b , is a less than b?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

06 Oct 2015, 05:56

2

8

4,420

by: asethi

11 Oct 2015, 08:16

ER

If 8^0.5y 3^0.75x = 12^n then what is the value of x?? 1) n

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surendar26

20 Dec 2010, 10:14

25

8

8,004

by: brs1cob

27 Sep 2015, 08:52

ER

What is the maximum number of arrangements in which N students can be

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

05 Feb 2015, 09:10

8

6,585

by: KarishmaB

30 Mar 2015, 21:01

The volume of cylinder A is how much more than the volume of cylinder

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DangerPenguin

29 Sep 2014, 07:37

1

8

4,100

by: DangerPenguin

29 Sep 2014, 07:37

ER

Two coins are tossed with probability landing at Head not

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

aeros232

23 Nov 2012, 03:39

6

8

6,983

by: Bunuel

04 Jun 2014, 09:11

ER

In the xy-plane is the slope of line k equal to 0?

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fozzzy

18 Jun 2013, 01:37

70

8

29,629

by: Bunuel

01 Apr 2014, 08:21

ER

Is the integer z divisible by 6?

605-655 (Medium) | Multiples and Factors

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

restore

08 Aug 2011, 11:16

5

8

6,423

by: Bunuel

29 Nov 2013, 02:29

ER

What is the value of (x + y)^4 ?

555-605 (Medium) | Algebra, Number Properties

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

GMAT TIGER

17 Oct 2009, 23:27

2

8

4,207

by: Bunuel

11 Oct 2013, 04:28

ER

George scored 85 on an exam. Did George do better than 90

555-605 (Medium) | Statistics and Sets Problems

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

josemnz83

07 Jul 2013, 08:57

5

8

4,900

by: Bunuel

17 Jul 2013, 05:47

ER

What is the value of (x - y)^4?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

eresh

03 Jul 2013, 00:34

2

8

6,111

by: Bunuel

03 Jul 2013, 00:37

ER

A home owner must pick between paint A, which costs $6.00

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gmac25

17 Aug 2009, 15:08

7

8

9,111

by: Bunuel

12 May 2013, 02:50

ER

x is an integer and x raised to any odd integer is greater

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

jamifahad

19 Jul 2012, 02:55

28

8

14,683

by: gurpreetsingh

19 Jul 2012, 03:01

ER

If x!=0, what is the value of (x^p/x^q)^2 ? (1) p is

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dreambeliever

10 Jun 2011, 07:24

2

8

2,779

by: IanStewart

10 Jun 2011, 10:52

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Between what two numbers is the measure of the third side of

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agnok

09 Sep 2010, 10:27

3

8

4,372

by: Bunuel

11 Sep 2010, 23:50

ER

Cyclist A leaves point X at 12 noon and travels at constant velocity

655-705 (Hard) | Distance and Speed Problems

655-705 (Hard) | Distance and Speed Problems hide tags

Bunuel

14 Jan 2018, 06:45

12

7

4,948

by: bumpbot

29 Apr 2026, 07:20

ER

A certain income tax is graduated according to the table above. For

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

27 Feb 2024, 12:16

56

7

10,999

by: bumpbot

29 Apr 2026, 02:52

ER

Two cyclists are racing up a mountain at different constant rates. Cyc

655-705 (Hard) | Distance and Speed Problems

655-705 (Hard) | Distance and Speed Problems hide tags

Bunuel

24 Aug 2016, 07:22

20

7

5,007

by: bumpbot

25 Apr 2026, 09:31

ER

Yesterday it rained in Baronia. Did it rain in Dukia?

655-705 (Hard) | Non-Math Related

655-705 (Hard) | Non-Math Related hide tags

Bunuel

21 May 2016, 03:47

65

7

15,457

by: Bunuel

23 Apr 2026, 11:01

ER

A car traveled a distance of d miles in t minutes at an average rate

505-555 (Easy) | Distance and Speed Problems

505-555 (Easy) | Distance and Speed Problems hide tags

Bunuel

23 May 2020, 09:14

28

7

12,293

by: bumpbot

23 Apr 2026, 09:09

ER

A typist typed complete pages of several books in a day. If he typed

655-705 (Hard) | Work and Rate Problems

655-705 (Hard) | Work and Rate Problems hide tags

Bunuel

06 Aug 2024, 01:30

19

7

3,306

by: Adit_

22 Apr 2026, 06:00

ER

The number of touchscreen personal organizers currently in stock is p

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

22 Apr 2026, 04:08

6

7

5,558

by: bumpbot

22 Apr 2026, 04:04

ER

A set of data consists of 4 integers. What is the standard

705-805 (Hard) | Statistics and Sets Problems

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

nusmavrik

24 Aug 2010, 01:28

29

7

8,780

by: bumpbot

21 Apr 2026, 01:19

ER

A bartender mixes drink A with drink B. If drink A contains 24 percent

505-555 (Easy) | Mixture Problems

505-555 (Easy) | Mixture Problems hide tags

Bunuel

01 May 2026, 11:05

15

7

8,437

by: NamDuong

15 Apr 2026, 23:59

ER

A store bought Q windows at $150 per window and W shelves at $75 per

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

24 Jun 2016, 03:11

8

7

3,289

by: bumpbot

14 Apr 2026, 13:13

ER

In a certain sequence, when you subtract the Mth element from the (M-1

605-655 (Medium) | Sequences

605-655 (Medium) | Sequences hide tags

Bunuel

02 Apr 2018, 02:17

32

7

9,261

by: bumpbot

14 Apr 2026, 01:23

ER

Of five people-P, Q, R, S, and T-three form a set of triplets and two

705-805 (Hard) | Non-Math Related

705-805 (Hard) | Non-Math Related hide tags

sgoenka8

18 Dec 2025, 07:43

10

7

1,362

by: axeofflane

13 Apr 2026, 22:25

ER

A savings account earned 1% interest compounded each month, credited o

705-805 (Hard) | Percent and Interest Problems

705-805 (Hard) | Percent and Interest Problems hide tags

Bunuel

26 Jan 2016, 08:17

15

7

4,638

by: bumpbot

08 Apr 2026, 08:11

ER

Exactly 3 deposits have been made in a savings account and the amounts

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

gmatt1476

21 Sep 2019, 19:33

48

7

12,852

by: bumpbot

07 Apr 2026, 02:51