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

79,911

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

189,026

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

488,747

by: bb

29 Aug 2025, 13:27

ER

Is x^3 > y ? (1) x^(1/3) > y (2) x^2 > y

655-705 (Hard) | Exponents +2 tags

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Bunuel

21 Mar 2022, 05:23

10

5

3,071

by: bumpbot

25 Jul 2023, 03:03

ER

Around the World in 80 Questions (Day 5): Is x < 0 ? (1) 5^x

655-705 (Hard) | Exponents, Inequalities

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Bunuel

21 Jul 2023, 08:00

70

5

4,493

by: Kinshook

21 Jul 2023, 08:58

ER

If p^2 is an integer and (p^6-p^4-q-1)^(1/2) = 10 what is the value of

805+ (Hard) | Algebra +2 tags

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Carcass

24 Jan 2022, 07:49

7

4

2,030

by: bumpbot

21 Jul 2023, 08:08

ER

Around the World in 80 Questions (Day 2): If 3^(-k/2) > 1/81

655-705 (Hard) | Exponents, Inequalities

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Bunuel

18 Jul 2023, 08:00

76

12

5,819

by: BottomJee

19 Jul 2023, 05:41

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Is a < b? (1) a^b < b^a (2) a/b > 1

705-805 (Hard) | Exponents, Inequalities

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Bunuel

09 Mar 2016, 13:01

11

5

2,531

by: bumpbot

15 Jul 2023, 04:22

ER

What is the value of x? (1) x^(-2x) = 1 (2) x^x = 1

655-705 (Hard) | Exponents

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Bunuel

02 Jun 2023, 03:45

1

4

1,361

by: Bunuel

14 Jul 2023, 12:06

ER

N is a positive integer. Is n the square of an integer?

655-705 (Hard) | Exponents

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MathRevolution

20 Jan 2016, 21:48

33

11

7,839

by: bumpbot

14 Jul 2023, 09:12

ER

If a and b are nonzero integers, is a^b an integer?

805+ (Hard) | Exponents +2 tags

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Bunuel

21 Jan 2020, 01:22

24

14

9,739

by: bumpbot

13 Jul 2023, 16:24

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If x3 + yz > 0, is xy3z2 > 0? (1) y > 0 > z (2) x > 0

555-605 (Medium) | Exponents, Inequalities

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CareerGeek

17 Jul 2019, 04:42

7

5

3,920

by: bumpbot

13 Jul 2023, 04:12

ER

If s<0 and r<0, what is the value of r? (1) (r)^2=4 (2) s^r=1

555-605 (Medium) | Exponents

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Bunuel

19 May 2023, 01:32

2

4

2,004

by: Bunuel

11 Jul 2023, 00:57

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If n > 0, is (4^n + 1) divisible by 5?

605-655 (Medium) | Algebra +2 tags

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Bunuel

26 Sep 2019, 04:37

5

6

2,373

by: bumpbot

10 Jul 2023, 22:40

ER

If 3 is a factor of positive integers x and y, is x odd?

605-655 (Medium) | Exponents +2 tags

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Bunuel

07 Jul 2023, 01:31

3

1,390

by: walterwhite756

09 Jul 2023, 21:45

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If a and b are positive integers, what is the remainder when 4^(a+1+2b

555-605 (Medium) | Exponents, Remainders

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Bunuel

07 Dec 2020, 09:15

4

2

1,841

by: bumpbot

09 Jul 2023, 02:17

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

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Bunuel

09 Oct 2020, 00:15

21

11

5,385

by: Bunuel

08 Jul 2023, 09:57

ER

If m and k are integers, is x an integer?

705-805 (Hard) | Algebra +2 tags

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TeamGMATIFY

23 Feb 2016, 18:34

7

3

2,887

by: bumpbot

03 Jul 2023, 22:15

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

505-555 (Easy) | Exponents

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A4G

03 Dec 2013, 17:09

38

3

30,527

by: bumpbot

02 Jul 2023, 12:11

ER

If v and w are integers, is v > w? (1) v + w >0 (2) w^v < 0

555-605 (Medium) | Exponents, Inequalities

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Bunuel

30 Jun 2023, 01:30

7

3

1,785

by: walterwhite756

01 Jul 2023, 07:47

ER

For a positive integer n, when 3^n is divided by 5, what is the

505-555 (Easy) | Exponents, Remainders

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Bunuel

27 Jun 2023, 06:00

3

4

1,261

by: Bunuel

01 Jul 2023, 07:30

ER

If m and n are positive integers, what is the units digit of

555-605 (Medium) | Exponents, Number Properties

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Bunuel

16 Jun 2023, 01:30

4

5

1,787

by: mounj223

29 Jun 2023, 12:24

ER

Let m and n be positive integers. Is (m^13 - m^12)/n an integer?

705-805 (Hard) | Exponents, Number Properties

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Bonojit

13 Jun 2023, 01:51

3

4

1,264

by: chetan2u

28 Jun 2023, 02:05

If x and y are positive integers, is the expression x^x + y^y + x^y ev

655-705 (Hard) | Exponents

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RenB

25 Jun 2023, 07:57

2

1

999

by: gmatophobia

25 Jun 2023, 08:18

ER

What is the value of x[square_root] 3[/square_root]

555-605 (Medium) | Exponents, Roots

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AkshdeepS

28 Mar 2019, 22:19

8

4

4,039

by: bumpbot

25 Jun 2023, 01:57

ER

If a and b are positive integers, what is the value of tens digit of

655-705 (Hard) | Exponents +2 tags

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RenB

24 Jun 2023, 06:43

6

1

1,086

by: Bunuel

24 Jun 2023, 06:54

ER

Is PQ > 1? (1) P^Q = 1 (2) Q = -1

555-605 (Medium) | Exponents, Inequalities

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shivanigs

05 Nov 2012, 01:13

17

7

16,532

by: bumpbot

23 Jun 2023, 05:06

ER

If X is a positive integer, what is the

555-605 (Medium) | Exponents +2 tags

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EgmatQuantExpert

13 Aug 2018, 02:18

12

4

5,454

by: bumpbot

22 Jun 2023, 11:04

ER

If x and y are positive, is 81^3 = 27^(y - x) ? (1) |y - x| = 4

655-705 (Hard) | Absolute Values, Exponents

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Bunuel

11 Aug 2021, 07:30

11

8

3,469

by: Bunuel

22 Jun 2023, 01:03

ER

If 3^a*4^b = c, what is the value of b? (1) 5^a = 25 (2) c = 36

655-705 (Hard) | Algebra, Exponents

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

nusmavrik

10 Dec 2010, 01:00

63

16

13,487

by: bumpbot

20 Jun 2023, 06:36

ER

If M and N are positive integers greater than 1, what is the remainder

655-705 (Hard) | Exponents, Remainders

655-705 (Hard) | Exponents, Remainders hide tags

Bunuel

19 Jun 2023, 01:30

4

2

1,214

by: zhanbo

19 Jun 2023, 07:05

ER

If ab 0, is |a^b| = a^b? (1) |a| = a (2) |b| = b

555-605 (Medium) | Absolute Values, Exponents

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

Bunuel

05 Jun 2023, 06:45

2

1

1,477

by: HoudaSR

11 Jun 2023, 14:14

ER

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

555-605 (Medium) | Absolute Values, Exponents

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Bunuel

29 Nov 2018, 01:42

26

9

5,686

by: bumpbot

10 Jun 2023, 19:54

ER

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

655-705 (Hard) | Absolute Values, Exponents

655-705 (Hard) | Absolute Values, Exponents hide tags

Bunuel

20 May 2018, 14:22

28

12

6,932

by: bumpbot

07 Jun 2023, 22:46

ER

What is the value of x ?

605-655 (Medium) | Exponents

605-655 (Medium) | Exponents hide tags

fskilnik

06 Feb 2019, 08:17

3

4

1,631

by: bumpbot

07 Jun 2023, 09:35

ER

What is the value of 3^(-(x + y))/3^(-(x - y)) ? (1) x = 3 (2) y = 2

555-605 (Medium) | Exponents

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Bunuel

20 Apr 2023, 06:15

3

2

1,260

by: GiovanniLERRO

07 Jun 2023, 08:33

ER

If x is a positive integer, is x^5 + 1 an odd number?

555-605 (Medium) | Exponents, Number Properties

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Bunuel

06 Jun 2023, 01:30

6

3

1,750

by: Archit3110

06 Jun 2023, 02:36

ER

If a, b, and c are integers greater than 1, and 12^7 = a^b*c, what

655-705 (Hard) | Exponents +2 tags

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Bunuel

05 Jun 2023, 01:30

2

4

1,513

by: szcz

05 Jun 2023, 23:29

ER

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

555-605 (Medium) | Exponents, Inequalities

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Bunuel

28 May 2015, 07:28

18

10

5,318

by: bumpbot

05 Jun 2023, 19:46

ER

If n is a positive integer, is 3^n + 3^8 divisible by 4?

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

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Bunuel

01 Jun 2023, 09:45

2

1,654

by: andrenoble

03 Jun 2023, 06:11

ER

If (a^(1/2)*b^(1/3))^6 = 2000, what is the value of ab?

705-805 (Hard) | Exponents

705-805 (Hard) | Exponents hide tags

Bunuel

03 Aug 2020, 02:27

28

12

8,125

by: bumpbot

02 Jun 2023, 05:34

ER

Is 2ab > ab ?

655-705 (Hard) | Exponents, Inequalities

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summer101

14 Apr 2018, 00:41

18

4

6,719

by: bumpbot

01 Jun 2023, 02:21

ER

If x is a positive integer, does the remainder, when (3^x + 2) is divi

655-705 (Hard) | Exponents, Remainders

655-705 (Hard) | Exponents, Remainders hide tags

Bunuel

21 Apr 2021, 03:30

6

2

1,901

by: bumpbot

30 May 2023, 23:47

ER

If x^3y^4 = 5,000, is y = 5? (1) y is a positive integer.

705-805 (Hard) | Algebra +2 tags

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Economist

08 Sep 2023, 08:02

97

11

29,311

by: bumpbot

30 May 2023, 04:11

ER

What is the value of 2^p/2^q ? (1) p = q + 2 (2)pq = 8

Sub 505 (Easy) | Exponents

Sub 505 (Easy) | Exponents hide tags

Bunuel

29 May 2023, 03:30

1

1,164

by: TheBipedalHorse

29 May 2023, 03:42

ER

If x and y are integers, is x even? (1) x+y=y^5 (2) x+y=3y

555-605 (Medium) | Algebra +2 tags

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Bunuel

26 May 2023, 01:30

4

1,437

by: 8.toastcrunch

26 May 2023, 04:26

ER

Is r^x < 100?

705-805 (Hard) | Exponents +2 tags

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Bunuel

03 Oct 2017, 00:05

34

8

4,927

by: bumpbot

22 May 2023, 08:00

ER

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

655-705 (Hard) | Exponents, Inequalities

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Bunuel

19 May 2023, 03:30

1

999

by: TheBipedalHorse

19 May 2023, 22:38

ER

For positive integers m and n, is 7 + 7^2 + 7^3 + ... + 7^(mn)

705-805 (Hard) | Exponents, Multiples and Factors

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Bunuel

19 May 2023, 06:30

5

1

1,442

by: gmatophobia

19 May 2023, 09:20

ER

If a > 0, is a^(1/3) > a^(1/2) ?

555-605 (Medium) | Exponents, Inequalities

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Bunuel

28 Apr 2023, 01:30

5

3

1,316

by: Bunuel

19 May 2023, 02:05

ER

If x and y are positive, which is greater between A and B?

655-705 (Hard) | Algebra, Exponents

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

Bunuel

11 Nov 2019, 03:46

14

9

3,884

by: Fdambro294

18 May 2023, 21:12

ER

If x is a positive integer, what is the units digit of 3x?

555-605 (Medium) | Exponents, Number Properties

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Bunuel

30 Mar 2022, 07:00

7

2

3,705

by: bumpbot

17 May 2023, 10:10

ER

If x and y are integers, what are the values of x and y?

505-555 (Easy) | Algebra, Exponents

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

Bunuel

12 May 2023, 09:30

1

1,310

by: gmattyfatty

13 May 2023, 15:11