GMAT Club Forum

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

Bunuel

25 Oct 2022, 08:11

57

7

25,032

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

777

19

162,949

by: bumpbot

28 Nov 2023, 14:32

ER

DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,423

0

449,404

by: bb

07 Mar 2012, 08:58

ER

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

Sub 505 Level | Algebra, Multiples and Factors, Number Properties hide tags

Bunuel

20 Dec 2021, 02:30

9

3

3,657

by: bumpbot

28 May 2024, 19:41

ER

If x, y, and z are positive numbers, is x - y < z ?

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

31 May 2023, 01:30

3

780

by: Fdambro294

28 May 2024, 20:48

ER

Does Company X strive to maintain a low defect rate in order to ensure

555-605 Level | Non-Math Related

555-605 Level | Non-Math Related hide tags

GMATinsight

26 May 2024, 02:15

2

271

by: GMATinsight

29 May 2024, 00:00

ER

If in set A there is more than one number, is the average (arithmetic

655-705 Level | Statistics and Sets Problems

655-705 Level | Statistics and Sets Problems hide tags

Bunuel

02 Feb 2017, 11:10

3

1,730

by: bumpbot

29 May 2024, 01:07

ER

What is the cost of one gallon of paint? (1) Yesterday, 3 rooms were

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

29 May 2024, 01:30

6

5

272

by: Purnank

29 May 2024, 04:21

ER

How many girls are there in the class of 20?

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

29 May 2024, 01:30

3

4

288

by: Purnank

29 May 2024, 04:23

ER

Out of a stock of 10 microphones, an electronics store sold more than

605-655 Level | Word Problems

605-655 Level | Word Problems hide tags

MT1302

20 Mar 2024, 08:25

1

4

522

by: stne

29 May 2024, 06:18

The value of Machine 1 depreciates x% per year and the value of Machin

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

edwin.que

30 Oct 2023, 18:45

8

2

2,371

by: Raman109

29 May 2024, 06:45

ER

On a trolley ride around an amusement park, a child traveler

605-655 Level | Distance and Speed Problems

605-655 Level | Distance and Speed Problems hide tags

bulletpoint

14 Oct 2013, 08:47

455

9

65,796

by: bumpbot

29 May 2024, 06:48

ER

If a and b are positive integers with different units digits, and b...

805+ Level | Number Properties

805+ Level | Number Properties hide tags

CAMANISHPARMAR

16 Jun 2018, 02:20

29

4

3,768

by: bumpbot

29 May 2024, 07:23

ER

Does Charles weigh more than Dianne?

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

rjaimer1

13 Feb 2021, 16:33

7

4

2,549

by: shour

29 May 2024, 07:26

ER

If a > 0, what is the value of a^(1/2)?

Sub 505 Level | Exponents

Sub 505 Level | Exponents hide tags

Bunuel

21 Mar 2018, 05:02

1

5

1,607

by: bumpbot

29 May 2024, 07:34

ER

Leo can buy a certain computer for p1 dollars in State A, where the sa

655-705 Level | Percent and Interest Problems, Word Problems

655-705 Level | Percent and Interest Problems, Word Problems hide tags

Orange08

05 Sep 2010, 06:58

238

18

33,598

by: Bunuel

29 May 2024, 08:12

ER

If cb < ab < 0, is |c - a| = |c| - |a|?

705-805 Level | Absolute Values, Inequalities

705-805 Level | Absolute Values, Inequalities hide tags

Bunuel

01 Jul 2019, 08:00

66

12

8,822

by: bumpbot

29 May 2024, 08:43

ER

If x and y are integers then, find unit digit of 22^x + 37^y.

Poor Quality

Poor Quality hide tags

GMATinsight

31 Oct 2020, 06:41

6

3

1,084

by: Bunuel

29 May 2024, 08:47

ER

An office supply store received a shipment of boxes of pencils. How ma

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

15 Nov 2017, 08:38

10

6

9,244

by: Confide

29 May 2024, 09:46

ER

If a, b and c are integers, is abc divisible by 4?

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

dukenukem

29 Sep 2013, 19:14

21

11

4,822

by: bumpbot

29 May 2024, 13:36

ER

If |x−y|=y, what is the value of x?

555-605 Level | Absolute Values +2 tags

555-605 Level | Absolute Values, Algebra, Inequalities hide tags

Bunuel

07 Mar 2016, 09:17

23

7

9,031

by: bumpbot

29 May 2024, 19:35

ER

For integers x, y, and z, x = y^2. What is the value of z?

605-655 Level | Algebra

605-655 Level | Algebra hide tags

HarveyS

08 Apr 2014, 16:01

224

17

21,500

by: bumpbot

29 May 2024, 19:35

ER

Set A consists of 8 different integers from the list {1,3,5,7,9,11,13,

705-805 Level | Statistics and Sets Problems

705-805 Level | Statistics and Sets Problems hide tags

EgmatQuantExpert

04 Jul 2018, 06:51

14

3

4,527

by: bumpbot

29 May 2024, 19:35

ER

If a, b & c are integers, is abc odd?

Sub 505 Level | Number Properties

Sub 505 Level | Number Properties hide tags

Abhi077

27 Sep 2018, 07:50

3

5

2,872

by: bumpbot

29 May 2024, 19:49

ER

If the positive integer n is added to each of the integers 69, 94, and

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

16 Jun 2016, 05:41

651

16

51,923

by: scrantonstrangler

29 May 2024, 20:25

ER

If x and y are integers, and N = (x^2 y + 3x)(2y + x), is N odd?

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

BrentGMATPrepNow

26 Apr 2017, 06:45

16

8

5,068

by: Fdambro294

29 May 2024, 20:35

ER

A merchant discounted the sale price of a coat and the sale price of a

605-655 Level | Percent and Interest Problems, Word Problems

605-655 Level | Percent and Interest Problems, Word Problems hide tags

1, 2

Bunuel

26 Oct 2015, 09:41

340

28

51,604

by: scrantonstrangler

29 May 2024, 20:42

If x and y are positive integers, is x odd? 1) y is odd 2) 2x-y+x^2=y^

705-805 Level | Number Properties

705-805 Level | Number Properties hide tags

TheUltimateWinner

03 Jul 2019, 08:50

10

2

1,812

by: bumpbot

29 May 2024, 23:15

ER

If m and n are positive integers, and x = 2^m3^m, is m < n ?

705-805 Level | Exponents +2 tags

705-805 Level | Exponents, Multiples and Factors, Number Properties hide tags

Bunuel

12 Sep 2022, 07:33

11

5

2,719

by: Bunuel

30 May 2024, 00:24

ER

A survey was conducted on 500 households and it was found that 70% of

705-805 Level | Overlapping Sets

705-805 Level | Overlapping Sets hide tags

Bunuel

23 May 2024, 01:30

11

3

537

by: Bunuel

30 May 2024, 01:29

ER

In a party a certain number of drinks were served. 15 girls in the par

605-655 Level | Word Problems

605-655 Level | Word Problems hide tags

Bunuel

24 Nov 2021, 06:30

4

1,528

by: Archit3110

30 May 2024, 02:06

ER

Christa, Jada, and Yvette were swimming laps at an outdoor swimming

805+ Level | Distance and Speed Problems

805+ Level | Distance and Speed Problems hide tags

ekwok

30 Dec 2023, 06:29

22

2

2,037

by: egmat

30 May 2024, 05:21

ER

What is the value of (a! + b!)(c! + d!)?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

AnkitK

10 May 2011, 10:09

46

13

9,994

by: bumpbot

30 May 2024, 05:52

ER

If k is a positive integer how many unique prime factors does 14k have

805+ Level | Multiples and Factors, Number Properties

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

Bunuel

09 Dec 2020, 01:15

30

12

5,923

by: bumpbot

30 May 2024, 05:52

ER

D represents a single digit number from 1 to 9. What is the value of D

605-655 Level | Arithmetic

605-655 Level | Arithmetic hide tags

Bunuel

28 Jul 2017, 01:23

12

8

4,471

by: bumpbot

30 May 2024, 05:53

ER

If x is an integer and |x - 3| + |x + 4| <= |x + 8|, what is the value

805+ Level | Absolute Values, Inequalities

805+ Level | Absolute Values, Inequalities hide tags

Bunuel

10 Jan 2021, 12:37

23

7

2,872

by: Bunuel

30 May 2024, 06:56

ER

If r and t are positive integers, what is the value of t?

555-605 Level | Algebra, Exponents

555-605 Level | Algebra, Exponents hide tags

MHIKER

22 Jan 2012, 08:44

47

7

13,000

by: bumpbot

30 May 2024, 06:57

ER

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

655-705 Level | Exponents, Inequalities

655-705 Level | Exponents, Inequalities hide tags

aashu4uiit

04 Nov 2014, 12:05

26

10

11,927

by: bumpbot

30 May 2024, 08:18

What was the ratio of the number of shares of stock X to shares of sto

655-705 Level | Fractions and Ratios

655-705 Level | Fractions and Ratios hide tags

Hoozan

09 Feb 2021, 03:09

2

3

1,390

by: bumpbot

30 May 2024, 08:33

ER

At the same time Sue began rolling a wheelbarrow from X to Y, Nancy

605-655 Level | Distance and Speed Problems

605-655 Level | Distance and Speed Problems hide tags

Bunuel

05 Jun 2015, 06:10

58

10

9,527

by: bumpbot

30 May 2024, 08:57

ER

If p is a positive integer, what is the remainder when p^2 1

705-805 Level | Multiples and Factors, Remainders

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

GMATWhizTeam

05 Apr 2020, 09:39

12

10

3,755

by: bumpbot

30 May 2024, 09:41

ER

A box contains exactly 40 bottles, each of which contains only one of

555-605 Level | Probability

555-605 Level | Probability hide tags

guddo

30 May 2024, 12:22

1

201

by: Archit3110

30 May 2024, 12:29

ER

Of the blue-chip stocks analyzed in a recent study, 30 percent both

605-655 Level | Overlapping Sets

605-655 Level | Overlapping Sets hide tags

Bunuel

30 May 2024, 01:30

5

2

267

by: arkaja11

30 May 2024, 12:57

ER

Many of the students at the International School speak

705-805 Level | Overlapping Sets

705-805 Level | Overlapping Sets hide tags

monirjewel

12 Nov 2013, 08:41

49

14

17,755

by: sayan640

30 May 2024, 20:39

ER

In a country, 45% of male citizen and 47% of female citizen are eligib

705-805 Level | Probability

705-805 Level | Probability hide tags

Bunuel

26 Jul 2022, 01:30

5

3

1,346

by: stne

30 May 2024, 22:33

ER

During a sale, for each shirt that Mark purchased at the regular price

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

sondenso

09 Jun 2008, 00:59

34

15

17,398

by: KarishmaB

30 May 2024, 22:43

ER

A certain investment earned a fixed rate of 4 percent interest per yea

Sub 505 Level | Percent and Interest Problems

Sub 505 Level | Percent and Interest Problems hide tags

Bunuel

21 Oct 2015, 21:37

139

14

31,625

by: Bunuel

31 May 2024, 00:36

ER

On Jane's credit card account, the average daily balance for 30-day

705-805 Level | Statistics and Sets Problems, Word Problems

705-805 Level | Statistics and Sets Problems, Word Problems hide tags

anilnandyala

21 Dec 2010, 09:26

317

15

41,849

by: Bunuel

31 May 2024, 00:51

ER

The population of Town X on January 1, 2010, was 56 percent greater

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

31 May 2024, 01:30

2

247

by: Purnank

31 May 2024, 02:49

ER

What is the value of positive integer x?

555-605 Level | Exponents, Number Properties

555-605 Level | Exponents, Number Properties hide tags

Bunuel

12 Feb 2015, 07:01

26

8

6,600

by: bumpbot

31 May 2024, 02:54

ER

Mrs. Claus is selecting three reindeer from the herd for a special

805+ Level | Probability

805+ Level | Probability hide tags

Bunuel

10 May 2024, 01:30

18

8

896

by: 033

31 May 2024, 03:23

ER

Is positive integer x prime?

655-705 Level | Multiples and Factors, Number Properties

655-705 Level | Multiples and Factors, Number Properties hide tags

Bunuel

05 Feb 2015, 09:00

17

7

4,850

by: bumpbot

31 May 2024, 04:05

ER

Is |x - y| > |x| - |y|? (1) y < x (2) xy < 0

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

1, 2, 3

study

17 Nov 2009, 04:52

1,451

48

204,306

by: bumpbot

31 May 2024, 04:46

Data Sufficiency (DS)