GMAT Club Forum

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

Bunuel

25 Oct 2022, 08:11

55

7

24,700

by: unicornilove

22 May 2024, 11:49

ER

100 Hardest and easiest questions for DS as of May 2024

Bunuel

21 Aug 2015, 03:42

776

19

162,820

by: bumpbot

28 Nov 2023, 14:32

ER

DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,422

0

449,236

by: bb

07 Mar 2012, 08:58

ER

At Larry's Auto Supply Store, Brand X antifreeze is sold by the gallon

Sub 505 Level | Word Problems

Bunuel

25 May 2018, 02:34

7

5,281

by: bumpbot

04 Dec 2022, 03:15

ER

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

705-805 Level | Multiples and Factors, Remainders

705-805 Level | Multiples and Factors, Remainders hide tags

Bunuel

10 Jun 2020, 03:56

6

7

3,000

by: bumpbot

04 Dec 2022, 16:22

ER

Is Z an odd integer? (1) Z/3 is odd. (2) 3Z is odd.

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Juaz

01 May 2007, 00:09

23

7

10,512

by: bumpbot

05 Dec 2022, 11:37

ER

What is the value of x + y? (1) 7x + 3y + 6z = 16 (2) 3x + 5y = 3z + 5

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

10 Feb 2017, 09:50

15

7

5,344

by: bumpbot

05 Dec 2022, 19:25

ER

PQ and RS are two chords of a circle and the lines RP and SQ

705-805 Level | Geometry

705-805 Level | Geometry hide tags

udso

28 Oct 2013, 15:48

25

7

19,971

by: bumpbot

07 Dec 2022, 01:41

ER

Does the integer k have at least four different prime factors?

505-555 Level | Multiples and Factors

505-555 Level | Multiples and Factors hide tags

Bunuel

07 Mar 2016, 09:11

3

7

3,852

by: bumpbot

08 Dec 2022, 06:57

ER

GMAT CLUB OLYMPICS: If x > 0, is 1/x a prime number ?

805+ Level | Multiples and Factors, Number Properties

805+ Level | Multiples and Factors, Number Properties hide tags

Bunuel

16 Aug 2021, 08:00

38

7

6,660

by: chetan2u

09 Dec 2022, 04:19

ER

If x is an integer, is x^3 divisible by 9?

555-605 Level | Multiples and Factors, Number Properties

555-605 Level | Multiples and Factors, Number Properties hide tags

gmatgambler

13 Jan 2014, 01:03

24

7

7,593

by: bumpbot

09 Dec 2022, 22:00

ER

Is z less than 0?

505-555 Level | Inequalities

505-555 Level | Inequalities hide tags

metallicafan

14 Dec 2011, 09:57

3

7

4,060

by: bumpbot

10 Dec 2022, 09:52

ER

12 Days of Christmas GMAT Competition - Day 1: A 10m stick is broken i

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

14 Dec 2022, 07:00

35

7

3,864

by: Bunuel

15 Dec 2022, 06:33

ER

How many different carpool possibilities exist for 12 coworkers from

Sub 505 Level | Combinations

Sub 505 Level | Combinations hide tags

Bunuel

13 Dec 2016, 07:04

9

7

5,481

by: Stanindaw

16 Dec 2022, 04:26

ER

An animal shelter began the day Tuesday with a ratio of 5 cats for eve

605-655 Level | Fractions and Ratios, Word Problems

605-655 Level | Fractions and Ratios, Word Problems hide tags

Bunuel

23 Jan 2015, 07:41

27

7

6,930

by: bumpbot

17 Dec 2022, 06:27

ER

A nursery has 30 trees, carrying only pines, oaks, and maples. How man

555-605 Level | Fractions and Ratios

555-605 Level | Fractions and Ratios hide tags

Bunuel

29 Sep 2015, 05:22

21

7

4,948

by: bumpbot

17 Dec 2022, 07:00

ER

The number of students in each of 10 different classes is a different

705-805 Level | Statistics and Sets Problems

705-805 Level | Statistics and Sets Problems hide tags

Bunuel

28 Jul 2020, 03:34

15

7

2,728

by: bumpbot

17 Dec 2022, 08:37

ER

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

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

22 Nov 2018, 02:40

14

7

3,366

by: bumpbot

18 Dec 2022, 04:58

ER

If a, b, and c are positive integers, what is the value of a?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

03 Dec 2018, 05:43

6

7

3,114

by: bumpbot

18 Dec 2022, 04:58

ER

12 Days of Christmas GMAT Competition - Day 5: Amy and Beth, both work

705-805 Level | Work and Rate Problems

705-805 Level | Work and Rate Problems hide tags

Bunuel

18 Dec 2022, 07:00

40

7

4,351

by: sanjitscorps18

19 Dec 2022, 06:30

ER

A box contains only red chips, green chips and blue chips. If a chip i

505-555 Level | Probability

505-555 Level | Probability hide tags

fitzpratik

27 Aug 2017, 19:51

7

6,371

by: bumpbot

22 Dec 2022, 12:11

ER

What is the value of j + k?

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

17 Feb 2015, 09:26

14

7

6,692

by: bumpbot

24 Dec 2022, 04:38

ER

Is x > 6? (1) x^2 = 49 (2) 7x = x^2

505-555 Level | Algebra, Inequalities

505-555 Level | Algebra, Inequalities hide tags

Bunuel

27 Feb 2018, 21:17

6

7

2,416

by: bumpbot

24 Dec 2022, 05:01

ER

Set S contains exactly four distinct positive integers. Is t

605-655 Level | Statistics and Sets Problems

605-655 Level | Statistics and Sets Problems hide tags

daviesj

07 Jan 2013, 06:42

16

7

6,638

by: bumpbot

24 Dec 2022, 16:37

ER

Is x^2 equal to xy? (1) x^2 + y^2 = -(x^2 y^2) (2) x = y

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

06 Oct 2015, 05:50

12

7

4,197

by: bumpbot

26 Dec 2022, 03:43

ER

If Fran jumps straight up off the floor and lands on her fee

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

24 Feb 2014, 02:20

55

7

11,946

by: bumpbot

26 Dec 2022, 04:39

ER

12 Days of Christmas GMAT Competition - Day 12: Is x > 0 ? (1) |x

555-605 Level | Absolute Values, Inequalities

555-605 Level | Absolute Values, Inequalities hide tags

Bunuel

25 Dec 2022, 07:00

32

7

2,467

by: Lizaza

26 Dec 2022, 05:33

ER

What is the remainder of n/15?

555-605 Level | Remainders

555-605 Level | Remainders hide tags

cjcj

24 Sep 2015, 20:57

26

7

4,428

by: adityasuresh

28 Dec 2022, 03:08

ER

Set A contains 20 numbers and Set B contains 40 numbers. Is

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

piyushksharma

10 May 2012, 06:17

21

7

6,794

by: bumpbot

08 Jan 2023, 06:59

If L1, L2 and L3 are lines in a plane, is L1 perpendicular to L3?

Sub 505 Level | Coordinate Geometry

Sub 505 Level | Coordinate Geometry hide tags

petrifiedbutstanding

09 Apr 2011, 01:48

10

7

19,135

by: bumpbot

11 Jan 2023, 22:36

ER

A certain ice cream factory makes two flavors of ice cream: chocolate

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

06 Oct 2015, 05:54

5

7

5,570

by: GinoRako

12 Jan 2023, 04:09

ER

In a certain store, item X sells for 10 percent less than item Y. What

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

07 Oct 2015, 06:25

31

7

10,235

by: bumpbot

13 Jan 2023, 03:02

ER

Three business partners shared all the proceeds from the sale of their

605-655 Level | Fractions and Ratios

605-655 Level | Fractions and Ratios hide tags

Bunuel

07 Oct 2014, 09:06

13

7

11,244

by: jackoftrades123

14 Jan 2023, 05:35

ER

If a is positive, what is the value of b?

605-655 Level | Absolute Values, Algebra

605-655 Level | Absolute Values, Algebra hide tags

Chembeti

25 Feb 2012, 22:30

82

7

13,492

by: bumpbot

14 Jan 2023, 08:56

ER

If the average (arithmetic mean) of a, b and c is m, is their standard

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

MathRevolution

08 Aug 2018, 02:10

15

7

5,205

by: bumpbot

17 Jan 2023, 07:04

ER

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

505-555 Level | Mixture Problems

505-555 Level | Mixture Problems hide tags

Bunuel

07 Jan 2015, 07:34

15

7

7,305

by: bumpbot

19 Jan 2023, 03:55

ER

Each of the seven painting in an art gallery has a different price, is

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

rajatchopra1994

07 Sep 2020, 21:02

11

7

2,781

by: bumpbot

19 Jan 2023, 06:35

ER

In the figure above, QRS is a straight line and QR = PR. Is

705-805 Level | Geometry

705-805 Level | Geometry hide tags

JJ2014

09 Dec 2012, 11:43

54

7

19,591

by: bumpbot

20 Jan 2023, 07:38

ER

A certain mixture is made up of compounds A, B, and C. Compound B acco

805+ Level | Mixture Problems

805+ Level | Mixture Problems hide tags

thinkvision

29 Aug 2020, 05:58

30

7

5,424

by: bumpbot

23 Jan 2023, 02:27

ER

Does x = y ? (1) x^2 - y^2 = 0 (2) (x + y)^2 = 0

705-805 Level | Algebra

705-805 Level | Algebra hide tags

Bunuel

11 Oct 2015, 05:24

12

7

8,135

by: bumpbot

24 Jan 2023, 08:25

ER

If n= p^2-p+17, is n prime?

805+ Level | Algebra, Number Properties

805+ Level | Algebra, Number Properties hide tags

Zarrolou

13 May 2013, 13:53

20

7

4,380

by: bumpbot

24 Jan 2023, 21:42

ER

In the table above is shown the percent reduction in the

805+ Level | Percent and Interest Problems, Word Problems

805+ Level | Percent and Interest Problems, Word Problems hide tags

bschool83

23 Jul 2011, 21:12

53

7

11,535

by: bumpbot

25 Jan 2023, 07:41

ER

What is the total number of executives at Company P

Sub 505 Level | Algebra, Fractions and Ratios

Sub 505 Level | Algebra, Fractions and Ratios hide tags

nalinnair

23 May 2016, 02:56

29

7

15,558

by: bumpbot

25 Jan 2023, 23:43

ER

Is x^2/y < 0 ? (1) -2 < x < 3 (2) 1 < y < 3

505-555 Level | Inequalities

505-555 Level | Inequalities hide tags

saurabh9gupta

07 Apr 2019, 09:07

10

7

2,324

by: bumpbot

26 Jan 2023, 07:42

ER

Are the two nonzero integers x and y on opposite sides of 0 on the num

Sub 505 Level | Inequalities

Sub 505 Level | Inequalities hide tags

SUNGMAT710

24 Aug 2013, 23:36

3

7

7,742

by: bumpbot

27 Jan 2023, 03:44

ER

Is xy < 0 ? (1) (y − n)/(x - (n + 1)) = 1 (2) x(x - 1) < 0

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

11 Aug 2021, 02:00

9

7

2,097

by: bumpbot

27 Jan 2023, 05:58

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

505-555 Level | Algebra

505-555 Level | Algebra hide tags

gouribhalerao

04 Jan 2010, 01:37

13

7

7,850

by: bumpbot

02 Feb 2023, 03:10

ER

Is ax = 6 - bx ?

605-655 Level | Algebra

605-655 Level | Algebra hide tags

avohden

24 Oct 2013, 17:35

5

7

3,702

by: bumpbot

02 Feb 2023, 03:40

ER

If xy 0, what is the value of (x^4*y^2- (xy)^2)/(x^3*y^2)

505-555 Level | Algebra

505-555 Level | Algebra hide tags

GMATBusters

04 Dec 2018, 06:57

19

7

5,444

by: bumpbot

02 Feb 2023, 08:56

ER

If m is an integer, is m/102 an integer?

605-655 Level | Multiples and Factors, Number Properties

605-655 Level | Multiples and Factors, Number Properties hide tags

Bunuel

13 Feb 2015, 08:49

31

7

4,962

by: bumpbot

05 Feb 2023, 00:30

ER

Will at least three identical cubes fit inside a cylindrical shipping

805+ Level | Geometry

805+ Level | Geometry hide tags

payalkhndlwl

25 Jun 2019, 18:50

23

7

5,301

by: bumpbot

06 Feb 2023, 07:48

ER

Placerville's soccer team won one third of its first 18 games and one

555-605 Level | Fractions and Ratios

555-605 Level | Fractions and Ratios hide tags

d999

11 Mar 2020, 01:48

10

7

4,337

by: bumpbot

06 Feb 2023, 09:05

ER

Sally gave some of her candy to her friends. How many pieces

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

fozzzy

16 Jan 2013, 09:36

9

7

13,866

by: bumpbot

08 Feb 2023, 06:10

Data Sufficiency (DS)