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

78,581

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

854

24

188,435

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

487,782

by: bb

29 Aug 2025, 13:27

ER

What is the value of the positive integer k?

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

MathRevolution

15 Feb 2018, 04:39

4

5

3,221

by: bumpbot

14 Jan 2021, 21:23

ER

What is the value of the positive integer a?

805+ (Hard) | Multiples and Factors, Number Properties

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

Bunuel

29 Jan 2015, 08:28

55

16

12,209

by: Vivek1707

17 Jan 2026, 06:30

ER

What is the value of the positive integer a?

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

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

Bunuel

28 May 2015, 07:02

46

5

5,466

by: bumpbot

01 Apr 2022, 09:26

ER

What is the value of the odd three-digit integer y?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

25 Apr 2016, 08:13

3

5

3,256

by: bumpbot

20 Dec 2022, 08:46

ER

What is the value of the odd integer x? (1) 18 < 2x < 30 (2) 33 < 3x <

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

17 Dec 2021, 02:30

1

1,241

by: ElninoEffect

17 Dec 2021, 04:04

ER

What is the value of the non-positive integer n?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

03 Mar 2020, 03:39

1

2

1,022

by: ccooley

03 Mar 2020, 16:09

What is the value of the integer z ? (1) z is the largest prime factor

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Carcass

23 Sep 2022, 03:22

1

853

by: av1901

23 Sep 2022, 11:08

ER

What is the value of the integer z ? (1) z has exactly one prime fact

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

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

Bunuel

31 Jan 2020, 01:12

14

11

4,287

by: bumpbot

23 Aug 2024, 12:51

ER

What is the value of the integer y? (1) 40 < y < 44 (2) y has at least

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

31 Dec 2017, 12:05

6

3

1,814

by: bumpbot

27 Sep 2020, 21:50

What is the value of the integer x? (1) x is a prime number between 2

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Carcass

13 Sep 2022, 02:15

3

2

1,089

by: av1901

14 Sep 2022, 06:06

ER

What is the value of the integer x? (1) x is a prime number (2) 31 ≤ x

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

23 Sep 2018, 21:05

3

4

9,874

by: totaltestprepNick

22 Mar 2025, 14:37

ER

What is the value of the integer x? (1) x^2 = 81. (2) x is a square

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

18 Nov 2020, 07:54

1

3

1,567

by: akadiyan

18 Nov 2020, 09:39

ER

What is the value of the integer x? (1) x is a prime number. (2) 31 <

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

03 Mar 2020, 03:53

1

3,074

by: ArunSharma12

03 Mar 2020, 11:23

ER

What is the value of the integer x if x > y ?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

05 Jun 2018, 00:25

1

2

1,557

by: KSBGC

05 Jun 2018, 02:36

ER

What is the value of the integer x ? (1) x is an integral multiple of

555-605 (Medium) | Multiples and Factors

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

Bunuel

01 Jun 2022, 08:00

2

1

971

by: AritraKundu

05 Jun 2022, 07:17

What is the value of the integer x ? (1) x is a prime number. (2) 28 <

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Carcass

05 Sep 2022, 05:17

2

1,023

by: av1901

06 Sep 2022, 17:30

ER

What is the value of the integer x ?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

06 Oct 2016, 01:18

34

11

20,225

by: bumpbot

10 Jul 2024, 04:25

ER

What is the value of the integer t ? (1) Each of the integers 2, 3, an

555-605 (Medium) | Multiples and Factors

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

Bunuel

31 Dec 2017, 12:24

1

1,351

by: Piyush0489

31 Dec 2017, 13:38

ER

What is the value of the integer r ? (1) The only prime factors of r

555-605 (Medium) | Multiples and Factors

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

Bunuel

03 Feb 2020, 05:01

7

3

3,069

by: bumpbot

08 Dec 2022, 03:25

What is the value of the integer P?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

twoface07

13 Aug 2022, 22:48

4

3

2,689

by: bumpbot

24 Jul 2025, 04:23

ER

What is the value of the integer p?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

29 Oct 2019, 21:50

1

3

4,451

by: Naman29

19 Nov 2019, 11:07

ER

What is the value of the integer P?

555-605 (Medium) | Multiples and Factors

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

NatalieJunYan

21 Oct 2019, 07:51

3

2,789

by: zhanbo

21 Oct 2019, 16:44

ER

What is the value of the integer p ? (1) p is a prime factor of 33.

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

15 Nov 2018, 05:26

1

3

1,708

by: Nighat Bano

16 Nov 2018, 02:55

What is the value of the integer p ? (1) Each of the integers 3, 5, an

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Carcass

13 Sep 2022, 02:19

5

2

1,516

by: av1901

14 Sep 2022, 06:33

ER

What is the value of the integer p ?

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

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

Bunuel

14 Jun 2012, 03:04

62

15

51,229

by: totaltestprepNick

23 Feb 2026, 13:04

ER

What is the value of the integer n? (1) n(n + 2) = 15 (2) (n

555-605 (Medium) | Algebra, Exponents

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

ajit257

10 Jul 2013, 01:54

55

7

35,640

by: akshayk

14 Jul 2017, 12:41

ER

What is the value of the integer n? (1) n^2+ 3n = 4 (2) (n + 3)^n = 1

705-805 (Hard) | Algebra, Exponents

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

Bunuel

02 Feb 2023, 06:00

2

6

1,462

by: ChanSu

02 Feb 2023, 09:21

ER

What is the value of the integer n?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

12 Oct 2016, 01:56

2

9

2,584

by: bumpbot

30 Jun 2025, 12:59

ER

What is the value of the integer N?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

nalinnair

23 May 2016, 02:28

27

8

16,625

by: bumpbot

27 Feb 2025, 01:07

ER

What is the value of the integer n?

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

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

enigma123

27 Jan 2012, 16:39

29

6

10,603

by: bumpbot

12 May 2022, 02:55

ER

What is the value of the integer k? (1) k + 2 > 0 (2) k^3 < 0

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

09 Oct 2023, 08:15

1

1,058

by: BrushMyQuant

10 Oct 2023, 07:40

ER

What is the value of the integer K? (1) K is a 3-digit prime number.

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

AkshdeepS

27 Mar 2019, 01:36

1

2

1,701

by: Archit3110

27 Mar 2019, 08:31

ER

What is the value of the integer k?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

msand

27 Dec 2009, 15:02

35

10

19,387

by: bumpbot

03 Mar 2025, 08:52

ER

What is the value of the greatest common divisor of integers a and b?

555-605 (Medium) | Multiples and Factors

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

Bunuel

11 May 2021, 01:30

5

1,866

by: Bunuel

16 May 2021, 04:00

ER

What is the value of the greatest common divisor of a and b?

555-605 (Medium) | Multiples and Factors

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

Bunuel

11 Jan 2023, 02:30

4

1

1,351

by: gmatophobia

13 Jan 2023, 02:05

ER

What is the value of the greater of two numbers if one of the numbers

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

01 Dec 2015, 02:43

7

4

6,737

by: bumpbot

02 Feb 2023, 05:27

ER

What is the value of the greater of two numbers if one of the numbers

555-605 (Medium) | Arithmetic

555-605 (Medium) | Arithmetic hide tags

Bunuel

21 Oct 2019, 23:36

2

1

2,372

by: Archit3110

22 Oct 2019, 03:27

ER

What is the value of the 2-digit positive integer n if its tens digit

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

MathRevolution

07 Sep 2018, 01:17

3

4

2,414

by: MathRevolution

09 Sep 2018, 18:25

ER

What is the value of term_5 of sequence X?

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

BrentGMATPrepNow

07 Aug 2022, 08:14

21

3

2,929

by: bumpbot

15 Oct 2025, 08:52

ER

What is the value of t? (1) t(t - 1)^2 = 4t (2) t is an integer.

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

30 Mar 2022, 02:00

3

1

1,572

by: PyjamaScientist

30 Mar 2022, 02:44

ER

What is the value of t? (1) t(t - 1)^2 = 4t (2) t is an even integer

555-605 (Medium) | Algebra +2 tags

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

Bunuel

09 Oct 2020, 00:15

21

11

5,366

by: Bunuel

08 Jul 2023, 09:57

ER

What is the value of t?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

1, 2

Bunuel

16 Jun 2016, 03:26

33

20

25,879

by: bumpbot

25 Feb 2025, 03:56

ER

What is the value of t^3 - m^3? (1) t^2 - m^2 = 18 (2) t - m = 2

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

25 Sep 2019, 21:55

10

4

2,206

by: bumpbot

05 Nov 2023, 05:20

ER

What is the value of t^(-1)?

Sub 505 (Easy) | Algebra, Exponents

Sub 505 (Easy) | Algebra, Exponents hide tags

Bunuel

11 Nov 2017, 08:29

2

3

3,526

by: Aussy2000

15 Nov 2017, 00:54

ER

What is the value of t ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

jlgdr

02 Oct 2013, 02:06

5

12

9,776

by: bumpbot

05 Nov 2023, 05:19

ER

What is the value of st/u?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

13 Dec 2015, 05:30

7

5

5,013

by: bumpbot

21 Mar 2023, 06:21

ER

What is the value of s?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

07 Mar 2023, 02:30

1

1,399

by: SaquibHGMATWhiz

14 Apr 2023, 23:40

ER

What is the value of s ? (1) |s| = 5 (2) s = |s|

505-555 (Easy) | Absolute Values

505-555 (Easy) | Absolute Values hide tags

Bunuel

15 Sep 2023, 01:30

3

2

1,260

by: aaravarora2

17 Sep 2023, 12:53

ER

What is the value of r/2 + s/2 ? (1) (r + s)/2 = 5 (2) r + s = 10

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

24 Dec 2013, 03:45

10

5

21,412

by: totaltestprepNick

28 Feb 2026, 09:12

What is the value of r?

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Alexey1989x

05 May 2017, 02:07

10

6

2,910

by: bumpbot

31 Dec 2025, 03:33