GMAT Data Sufficiency (DS) Forum - Free Practice Questions

ER

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

Bunuel

25 Oct 2022, 08:11

179

15

79,867

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

858

24

189,007

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,717

by: bb

29 Aug 2025, 13:27

ER

What is the value of x?

555-605 (Medium) | Algebra, Exponents

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

Reni

26 Jul 2014, 10:13

3

2

2,469

by: bumpbot

29 Mar 2017, 06:24

ER

Each of a, b, and c is positive. Does b = root(ac)

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

reliablevish

29 Aug 2013, 13:55

1

2

3,656

by: bumpbot

29 Mar 2017, 06:10

ER

What is the product of positive integers r and s ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

ritumaheshwari02

29 Nov 2012, 10:18

2

3,019

by: bumpbot

29 Mar 2017, 05:56

ER

What is the value of x – y ?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

macjas

27 May 2012, 09:11

2

5,875

by: bumpbot

29 Mar 2017, 05:52

ER

Is the product of j, k, l and m, or jklm, an odd number?

605-655 (Medium) | Algebra, Number Properties

605-655 (Medium) | Algebra, Number Properties hide tags

actleader

10 Nov 2012, 04:57

2

3,575

by: bumpbot

29 Mar 2017, 05:50

ER

What is the value of a − b ?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

macjas

27 May 2012, 09:32

1

2

4,381

by: bumpbot

29 Mar 2017, 05:39

ER

If xy = 12, what is the value of x – y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

14 Apr 2015, 05:02

14

16

20,734

by: Sumo23

21 Mar 2017, 07:36

ER

n=?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

MathRevolution

15 Mar 2017, 02:10

1

2

1,567

by: MathRevolution

19 Mar 2017, 17:56

ER

If a ≠ 0, does xa = a ?

555-605 (Medium) | Algebra, Number Properties

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

Bunuel

24 Aug 2015, 23:51

5

7

3,077

by: bumpbot

16 Mar 2017, 19:34

ER

If x and y are positive integers, is x even?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

chetan2u

26 Feb 2017, 08:40

5

1,584

by: JeffTargetTestPrep

10 Mar 2017, 10:28

ER

What is the value of l + 2t ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

vikasp99

02 Mar 2017, 22:47

1

2,994

by: mikemcgarry

07 Mar 2017, 17:31

ER

What is the value of (3+ 2p)/ (3p) ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

vikasp99

11 Jul 2019, 00:14

1

2

2,004

by: KrishnakumarKA1

04 Mar 2017, 05:27

ER

Is integer x prime? (1) x = | x | (2) x! = | x |

555-605 (Medium) | Absolute Values, Algebra

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

Bunuel

10 Dec 2016, 06:33

5

2,794

by: KrishnakumarKA1

23 Feb 2017, 06:58

ER

For museum X, the total entrance fee is $x plus $z each person older t

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

MathRevolution

20 Feb 2017, 01:15

2

1,526

by: MathRevolution

22 Feb 2017, 01:12

ER

What is the sum a+b+c?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

08 Feb 2017, 09:24

4

6

2,990

by: Bunuel

12 Feb 2017, 01:10

ER

Does x^2 + 4x + 4 = 10?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

06 Jan 2017, 02:53

5

2,156

by: BloomingLotus

29 Jan 2017, 11:28

ER

What is the value of a/3-b/3

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

HKD1710

14 Jan 2017, 09:51

1

1,894

by: Bunuel

14 Jan 2017, 09:50

ER

What is the value of a^2b^2? (A) 2a + b = 12 (B) 3a + 3b = 27

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

07 Jan 2017, 03:46

3

4,639

by: Sumitj2016

09 Jan 2017, 03:10

ER

If m, n and p are distinct digits and their product is another distinc

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

08 Jan 2017, 08:06

4

2,821

by: vitaliyGMAT

08 Jan 2017, 12:23

ER

If 3^r/(9^2*k^(-2)) = 25, what is r?

Sub 505 (Easy) | Algebra, Exponents

Sub 505 (Easy) | Algebra, Exponents hide tags

Bunuel

05 Jan 2017, 05:00

1

5

2,747

by: JeffTargetTestPrep

06 Jan 2017, 11:26

ER

What is the value of x?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

06 Nov 2016, 09:16

3

5

2,460

by: jkolachi

04 Jan 2017, 16:48

ER

If a is a number less than zero and b is a number greater than zero,

555-605 (Medium) | Algebra, Exponents

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

Bunuel

08 Dec 2016, 14:06

2

3

5,735

by: RR88

09 Dec 2016, 00:45

ER

If a^5b^3c^6 < 0, is abc < 0?

605-655 (Medium) | Algebra, Inequalities

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

fozzzy

08 Jul 2013, 00:43

8

4

3,634

by: yezz

07 Dec 2016, 09:27

ER

Is a positive? (1) a – a = 0 (2) a + a = 2a

505-555 (Easy) | Algebra, Number Properties

505-555 (Easy) | Algebra, Number Properties hide tags

Bunuel

01 Dec 2016, 01:59

3

2

3,414

by: Dev1212

03 Dec 2016, 06:57

ER

What is the value a^3 - b^3?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

25 Oct 2016, 23:03

7

3

2,976

by: mvictor

29 Nov 2016, 13:30

ER

What is the value of x + y ? (1) xy+ wz + xz+ wy= 8 (2) y + z = 4

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

23 Nov 2016, 03:05

1

2

2,492

by: rohit8865

23 Nov 2016, 19:26

ER

A clothing store acquired an item at a cost of x dollars and

505-555 (Easy) | Algebra, Word Problems

505-555 (Easy) | Algebra, Word Problems hide tags

chan4312

06 Aug 2008, 12:12

17

9

23,396

by: Bunuel

27 Oct 2016, 21:13

ER

Which one of the following is greatest among the three

555-605 (Medium) | Algebra, Exponents

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

idontknowwhy94

07 Oct 2016, 04:46

1

2,210

by: abhimahna

07 Oct 2016, 07:17

What is the value of xy? (1) y = x + 1 (2) y = x^2 + 1

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

gouribhalerao

02 Feb 2023, 03:32

15

6

9,092

by: law258

18 Sep 2016, 17:29

ER

If -3/4*x+3y-1/2=3/2*y-1/4*x what is the value of x?

Sub 505 (Easy) | Algebra, Fractions and Ratios

Sub 505 (Easy) | Algebra, Fractions and Ratios hide tags

arvindg

01 Feb 2012, 14:38

2

3

4,937

by: bumpbot

18 Sep 2016, 10:10

ER

What is the value of x^3 - y^3 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

vivaslluis

10 Oct 2010, 03:46

16

9

5,497

by: law258

18 Sep 2016, 10:07

ER

What is the value of y?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

28 Aug 2016, 10:55

6

1,847

by: Balajikarthick1990

30 Aug 2016, 22:57

ER

If q + r + s = 45, what is the value of qr?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

23 Aug 2016, 02:36

2

3

2,815

by: DAllison2016

23 Aug 2016, 13:32

ER

What is the value of 12/5^p?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

14 Aug 2016, 07:13

1

3

2,064

by: MarkusKarl

14 Aug 2016, 15:38

ER

What is the value of f^2 – g^2?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

12 Aug 2016, 08:47

2

2,219

by: Manonamission

12 Aug 2016, 10:33

ER

If X and Y are both integers different from zero, what is the value of

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

20 Jul 2016, 11:42

6

1,983

by: shravan2025

30 Jul 2016, 09:13

ER

What is the value of n?

505-555 (Easy) | Algebra, Inequalities

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

Bunuel

26 Jul 2016, 10:00

3

2,856

by: Skywalker18

26 Jul 2016, 20:00

ER

What is the value of (X^2 + Y^2)?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

18 Jul 2016, 08:12

2

1,907

by: Chakolate

26 Jul 2016, 15:07

ER

What is the value of (a+b)?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

08 Jul 2016, 07:55

3

5

2,403

by: Bunuel

16 Jul 2016, 11:54

ER

What is the value of a^2 - 2a + b^2?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

EBITDA

12 Jul 2016, 09:26

2

15

2,267

by: HARRY113

12 Jul 2016, 21:14

ER

Is abc = 2?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

13 Nov 2014, 09:40

6

5

4,369

by: manojach87

12 Jul 2016, 18:35

ER

What is the value of X+Z? (1) X+Y=11 (2) Z+Y=13

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

08 Jul 2016, 07:56

1

6

3,619

by: hsbinfy

09 Jul 2016, 06:45

ER

Does s = 5 - t ? (1) t = 17 - 4s (2) s = 8 - 4t

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

30 May 2016, 13:51

2

2,221

by: adiagr

30 May 2016, 22:21

ER

If x and y are both positive integers, how much greater is x than y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

19 May 2016, 03:26

2

10,826

by: shwetagoyal121

19 May 2016, 05:19

ER

If x + 3y − 3 = 0, what is the value of x?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

14 Feb 2016, 03:03

3

3,378

by: rhine29388

17 May 2016, 15:01

ER

If rs ≠ 0, is 1/r + 1/s =

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

gmatpapa

24 Jan 2011, 04:40

2

3

3,149

by: bumpbot

23 Apr 2016, 13:16

ER

Does x = y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

31 Jan 2016, 08:23

2

4

2,608

by: Donnie84

03 Feb 2016, 19:52

ER

If s and t are the roots of x^2 + bx + c = 0, then |s − t| = ?

555-605 (Medium) | Absolute Values, Algebra

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

chetan2u

31 Dec 2015, 20:30

1

3

3,140

by: MathRevolution

02 Jan 2016, 23:25

ER

What is the value of x?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

28 Oct 2015, 07:12

2

4

1,952

by: Skywalker18

28 Oct 2015, 18:54

ER

Is xyz = 1? (1) x(y^z) = 1 (2) 5z = 0

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Asmn

28 Aug 2023, 13:23

2

4,387

by: bumpbot

24 Oct 2015, 07:50