GMAT Data Sufficiency (DS) Forum - Free Practice Questions

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Complete 1000 GMAT Data Sufficiency Series (DS-1000 Series) Questions

Bunuel

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179

15

79,081

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

857

24

188,730

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

488,295

by: bb

29 Aug 2025, 13:27

ER

If x is not equal to 0, is 1 x 1 ?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

09 Mar 2020, 03:04

11

8

5,295

by: bumpbot

01 Sep 2023, 19:10

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If integer n is greater than 1, Does n have more than two distinct fac

655-705 (Hard) | Inequalities +2 tags

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gmatmania17

29 Dec 2014, 05:16

23

10

5,296

by: bumpbot

14 Jan 2022, 07:11

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P, Q, R , S, T, U are positive integers, such that S/P + T/Q = U/R, is

805+ (Hard) | Algebra, Number Properties

805+ (Hard) | Algebra, Number Properties hide tags

Bunuel

13 Apr 2020, 02:16

35

10

5,296

by: bumpbot

07 Nov 2023, 06:36

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If x1, x2, x3… xn is a sequence such that xn=n/2 for all values x≥1, i

655-705 (Hard) | Inequalities, Sequences

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

Bunuel

28 Sep 2017, 04:56

12

4

5,296

by: bumpbot

17 Dec 2025, 09:51

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

5,299

by: bumpbot

10 Aug 2023, 12:10

ER

In a school election, Joan and Peter were the only candidates for

555-605 (Medium) | Percent and Interest Problems, Word Problems

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

Bunuel

10 Jun 2017, 09:50

11

8

5,299

by: bumpbot

27 Nov 2025, 09:45

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A sequence of numbers a1, a2, a3, . . . is given by the rule an^2 = an

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

Bunuel

05 Nov 2017, 02:10

1

2

5,300

by: talismaaniac

11 Nov 2017, 08:28

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If xy ≠ 0, what is the value of 1/x + 1/y ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

11 Nov 2017, 09:42

3

4

5,300

by: bumpbot

12 Apr 2022, 12:12

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What is the units digit of the non-negative integer y?

705-805 (Hard) | Fractions and Ratios, Number Properties

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

Bunuel

25 Nov 2014, 08:30

14

11

5,301

by: bumpbot

15 Sep 2025, 16:13

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What is the remainder when the positive integer x is divided by 2?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

GMATBusters

07 Nov 2018, 09:53

6

8

5,302

by: kungfury42

16 Feb 2022, 06:42

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For positive integers x and y, x^y*8^3=2(10^8). What is the value of y

705-805 (Hard) | Exponents, Number Properties

705-805 (Hard) | Exponents, Number Properties hide tags

Bunuel

08 Feb 2017, 09:17

19

5

5,302

by: bumpbot

30 Sep 2023, 09:49

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In the figure above, is AB > BC? (Note: Figure not necessarily drawn

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

23 Aug 2016, 02:44

7

4

5,302

by: Bunuel

06 Nov 2023, 23:59

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If p and q are non-zero integers, Is p = q? (1) p + q = pq (2) pq = 4

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Kritisood

23 Jun 2020, 00:39

12

2

5,302

by: aditya khanna

07 Mar 2026, 14:34

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GMAT Club World Cup 2022 (DAY 3): If a + b + c + d = 12, what is the

805+ (Hard) | Absolute Values, Algebra

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

Bunuel

13 Jul 2022, 08:00

20

8

5,304

by: Bunuel

19 Aug 2022, 07:41

ER

What is the remainder when m is divided by 3? (1) The remainder when m

Sub 505 (Easy) | Remainders

Sub 505 (Easy) | Remainders hide tags

Bunuel

15 Jul 2019, 00:37

5

4

5,304

by: bumpbot

26 Apr 2024, 21:34

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Is x odd? (1) 2x - 1 is odd (2) x^3 is odd

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Ellipse

31 Mar 2020, 00:02

23

7

5,304

by: bumpbot

07 Jan 2025, 23:49

ER

The road between town A and town B is 500 miles long. John drove direc

805+ (Hard) | Distance and Speed Problems

805+ (Hard) | Distance and Speed Problems hide tags

Bunuel

20 Mar 2022, 02:54

13

3

5,306

by: bumpbot

15 Mar 2026, 06:56

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

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

29 Sep 2021, 01:00

15

6

5,307

by: unraveled

27 Aug 2024, 08:54

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The product of integers a, b, c, and d is 120. What is the value of in

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Bunuel

17 Sep 2015, 01:16

16

12

5,307

by: bumpbot

10 Oct 2024, 09:45

ER

If s and w are integers, is w/5 an integer?

Sub 505 (Easy) | Algebra +2 tags

Sub 505 (Easy) | Algebra, Multiples and Factors, Number Properties hide tags

Bunuel

20 Dec 2021, 02:30

10

3

5,310

by: bumpbot

28 May 2024, 19:41

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Is |x| ≤ 4 ? |x + 2| + |x − 4| > 2|x − 1| |(x + 4)(x − 3)| > 8

805+ (Hard) | Absolute Values, Inequalities

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

Ayush1692

22 Mar 2018, 03:12

44

10

5,310

by: bumpbot

22 Oct 2024, 05:38

ER

What is the value of x^2+ 5x +4?

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nkimidi7y

05 Sep 2012, 12:30

4

15

5,311

by: AbhiJ

31 Oct 2012, 12:56

ER

Is x^3 < 3^y ? (1) 5^x = 1/25 (2) y^5 = -32

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

28 May 2015, 07:28

18

10

5,311

by: bumpbot

05 Jun 2023, 19:46

If n is a positive integer, what is the value of n?

655-705 (Hard) | Algebra, Multiples and Factors

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

Aabhash777

16 Nov 2022, 23:21

7

5,311

by: ankitgoswami

05 Jul 2023, 11:55

ER

Many different groups apply to march in the annual GLBTGQ, etc. parade

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chuchu1957

21 Jan 2015, 04:21

18

12

5,312

by: rekhabishop

18 Jul 2017, 05:12

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86 people attended the screening of a movie. If the number of males li

705-805 (Hard) | Absolute Values, Fractions and Ratios

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

MBAisGoal

17 Jun 2019, 09:03

25

5

5,313

by: bumpbot

27 May 2025, 14:01

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If x and y are positive integers, what is the greatest common factor

705-805 (Hard) | Multiples and Factors

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

Bunuel

17 May 2018, 05:52

24

8

5,313

by: bumpbot

23 Jul 2025, 06:06

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

5,314

by: bumpbot

23 Aug 2023, 07:54

ER

What is the value of p − q ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

17 Mar 2020, 01:35

7

8

5,316

by: bumpbot

22 Apr 2021, 17:00

ER

ABCD is a parallelogram which has a right angle. If the

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

SonyGmat

30 Oct 2011, 03:01

11

10

5,316

by: bumpbot

04 Aug 2023, 21:04

ER

If the points A, B and C lie on the same line, what is the distance be

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

24 Jul 2018, 01:47

2

4

5,317

by: MSIMBA

17 Jun 2019, 07:48

ER

There are 100 rooms in a hotel. The room charges for all the rooms are

805+ (Hard) | Statistics and Sets Problems

805+ (Hard) | Statistics and Sets Problems hide tags

Bunuel

20 Jan 2021, 06:44

8

6

5,317

by: bumpbot

13 Jan 2024, 04:34

ER

If r and s are integers, is r^2+s even?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Carcass

02 Nov 2018, 03:46

7

3

5,318

by: bumpbot

21 Nov 2023, 11:36

ER

What is the greatest integer factor of x if both x and y are integers?

655-705 (Hard) | Multiples and Factors

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

Bunuel

31 Jul 2018, 22:02

14

6

5,319

by: bumpbot

16 Jul 2025, 11:18

ER

George is an employee at a firm. For each day that he is absent, he

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

guddo

30 May 2024, 12:31

20

5

5,319

by: KarishmaB

02 Oct 2025, 03:31

ER

If pq > 4, is p > 1 ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

hemanthp

26 Sep 2010, 09:41

4

8

5,320

by: bumpbot

09 Nov 2023, 21:54

ER

Is the number of distinct prime factors of the positive integer X more

605-655 (Medium) | Multiples and Factors, Number Properties

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

Kritisood

02 Apr 2020, 09:57

15

4

5,320

by: bumpbot

06 Feb 2025, 01:11

ER

Around the World in 80 Questions (Day 7): When positive integer x is

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

Bunuel

25 Jul 2023, 08:00

31

8

5,320

by: bumpbot

04 Jul 2025, 22:41

ER

Is x^2y + xy + xy^2 > xy(1 + y)?

705-805 (Hard) | Algebra, Inequalities

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

chetan2u

25 Jan 2018, 08:07

20

6

5,321

by: bumpbot

12 Nov 2024, 23:49

ER

The figure above represents a rectangular tile. The 8 hexago

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

summer101

11 Jun 2013, 06:19

7

10

5,322

by: BillyZ

15 Jan 2017, 01:31

ER

What is the median of the list above?

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

20 Aug 2018, 04:30

3

8

5,325

by: Bunuel

16 Nov 2021, 03:25

ER

What is the value of x?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

03 Apr 2014, 14:50

20

7

5,325

by: bumpbot

31 Mar 2022, 09:27

ER

If "x" denotes the greatest integer less than or equal to x

655-705 (Hard) | Functions and Custom Characters, Sequences

655-705 (Hard) | Functions and Custom Characters, Sequences hide tags

jfdelgado

21 May 2018, 10:00

14

10

5,327

by: bumpbot

06 Aug 2023, 14:50

Determine the price of two type A footballs if the total cost of a typ

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

UB001

15 Jan 2019, 08:24

4

2

5,327

by: bumpbot

30 Dec 2024, 06:57

ER

In the last two years, each of Jeremys six children grew in

505-555 (Easy) | Statistics and Sets Problems

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

metallicafan

12 Apr 2012, 16:05

8

2

5,328

by: bumpbot

11 Jan 2024, 00:30

ER

If x and s are both positive integers, is the product of x and s even?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

dzodzo85

23 Apr 2012, 05:43

11

12

5,333

by: bumpbot

21 Apr 2024, 09:18

ER

If Φ is a digit in the number n and n = 3.Φ6, what is Φ?

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

01 Nov 2016, 04:49

5

2

5,334

by: BrentGMATPrepNow

10 Jan 2018, 09:13

ER

Can more than thirteen balls of radius R be fitted (without compressin

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Thelionking1234

12 Jul 2020, 05:19

7

5

5,334

by: Lipun

15 Jul 2020, 09:39

ER

For integers a, b, c, a/(b - c)=1 what is the value of (b-c)

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

rxs0005

11 Feb 2011, 07:00

11

6

5,334

by: swapnils10

19 May 2022, 10:07

ER

A car manufacturer organized a test drive of two of its prototypes.

805+ (Hard) | Statistics and Sets Problems

805+ (Hard) | Statistics and Sets Problems hide tags

globaldesi

17 Aug 2020, 22:13

28

7

5,334

by: bumpbot

16 Jul 2025, 22:22