GMAT Club Forum

ER

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

Bunuel

25 Oct 2022, 08:11

55

7

24,572

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

775

19

162,759

by: bumpbot

28 Nov 2023, 14:32

ER

DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,422

0

449,146

by: bb

07 Mar 2012, 08:58

ER

△ is one operation of addition, subtraction, multiplication, or divisi

Sub 505 Level | Functions and Custom Characters

MathRevolution

31 Aug 2017, 01:24

1

5

1,850

by: kapstone1996

04 Dec 2018, 09:33

ER

What is the value of x? (1) x^2/3 = x/81 (2) x > 0

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

06 Dec 2018, 05:56

5

1,141

by: globaldesi

09 Dec 2018, 05:08

ER

If j is an integer, is k an integer?

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Bunuel

27 Dec 2016, 08:59

2

5

1,908

by: fitzpratik

11 Dec 2018, 08:01

ER

In a group of 30 people, how many drink tea but not coffee?

605-655 Level | Overlapping Sets

605-655 Level | Overlapping Sets hide tags

amanvermagmat

06 Dec 2018, 01:40

3

5

2,878

by: hovhannesmkrtchyan

12 Dec 2018, 02:19

ER

If x is a positive integer less than 10, and x + 2 is a prime number,

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

Bunuel

12 Dec 2018, 04:52

2

5

2,544

by: sonusaini1

12 Dec 2018, 11:14

ER

Is x greater than y?

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

13 Mar 2017, 10:45

8

5

4,226

by: bumpbot

16 Dec 2018, 07:04

ER

If A and B are integers and A^2-B^2=101, what is A?

805+ Level | Algebra, Number Properties

805+ Level | Algebra, Number Properties hide tags

chetan2u

13 Apr 2016, 03:04

8

5

3,703

by: stne

25 Dec 2018, 09:05

ER

What is the value of x? (1) 3 + x + y = 14 and 2x + y = 15 (2) 3x + 2

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

adkikani

22 Nov 2018, 09:06

2

5

4,631

by: Archit3110

02 Jan 2019, 17:28

ER

What is the value of x?

Poor Quality

Poor Quality hide tags

eswarchethu135

03 Jan 2019, 20:34

6

5

940

by: fskilnik

05 Jan 2019, 17:11

ER

Is x a positive integer? (1) x > 0 (2) x^2 + 16 = 25

555-605 Level | Algebra, Number Properties

555-605 Level | Algebra, Number Properties hide tags

Skn1608

06 Jan 2019, 20:17

10

5

1,525

by: aggvipul

07 Jan 2019, 11:45

A right angle triangle has the ratio of sides as 3:4:5 respectively.

505-555 Level | Geometry

505-555 Level | Geometry hide tags

amanvermagmat

08 Jan 2019, 22:44

4

5

2,252

by: gauravtewary72

09 Jan 2019, 00:12

ER

Is a > b? 1) a*b < 1 2) a/b < 1 Source: www.GMATinsight.com

705-805 Level | Inequalities

705-805 Level | Inequalities hide tags

GMATinsight

02 Feb 2019, 06:30

4

5

939

by: GMATinsight

03 Feb 2019, 00:04

ER

If Rebeca drives to work at x mph she will be one minute late, but if

655-705 Level | Algebra, Distance and Speed Problems

655-705 Level | Algebra, Distance and Speed Problems hide tags

fskilnik

14 Feb 2019, 07:30

2

5

1,589

by: fskilnik

15 Feb 2019, 05:10

ER

If a = c • 10^b and a and b are integers, what is the value of b? (1

705-805 Level | Algebra, Exponents

705-805 Level | Algebra, Exponents hide tags

duahsolo

26 Oct 2016, 02:17

10

5

2,127

by: KanishkM

19 Feb 2019, 01:28

ER

Is integer x square of an integer? 1) Sum of all the factors of x is

805+ Level | Multiples and Factors, Number Properties

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

GMATinsight

26 Feb 2019, 03:54

3

5

1,041

by: chetan2u

26 Feb 2019, 06:16

ER

What is the value of x^2 + 4y ?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

GMATBusters

01 Nov 2018, 09:54

2

5

2,446

by: hsn81960

04 Mar 2019, 06:21

ER

Roland and Felicia are testing circuit boards for wiring errors. Worki

Sub 505 Level | Work and Rate Problems

Sub 505 Level | Work and Rate Problems hide tags

Bunuel

13 Feb 2019, 00:48

2

5

1,434

by: bharat8484

07 Mar 2019, 04:32

ER

In the diagram below, what is the length of the line segment AC?

705-805 Level | Coordinate Geometry

705-805 Level | Coordinate Geometry hide tags

Bunuel

25 Jul 2017, 22:45

13

5

4,753

by: Debashis Roy

11 Mar 2019, 23:04

ER

If p and q are consecutive even integers, is p > q?

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Bunuel

09 Apr 2017, 22:15

3

5

4,711

by: rodri102

15 Mar 2019, 14:53

ER

List Q contains 3 elements. What is the median of list Q ? (1) The mea

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

05 Mar 2019, 05:19

8

5

1,484

by: poojachaudhary0305

18 Mar 2019, 07:37

ER

What is the value of x + y?

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

23 Jul 2015, 02:55

9

5

2,547

by: bumpbot

21 Mar 2019, 08:38

ER

In the terminating decimal equivalent of d, what is the number of nonz

Sub 505 Level | Fractions and Ratios, Number Properties

Sub 505 Level | Fractions and Ratios, Number Properties hide tags

Bunuel

16 Dec 2014, 06:00

4

5

4,559

by: bumpbot

22 Mar 2019, 12:30

ER

If 4x/7y = 1, then what is the value of 3x + 5y ?

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

31 Oct 2017, 23:02

4

5

3,196

by: BelalHossain046

27 Mar 2019, 10:54

If b is a positive integer less than 8, is c less than the

655-705 Level | Algebra, Statistics and Sets Problems

655-705 Level | Algebra, Statistics and Sets Problems hide tags

gmatpapa

19 Apr 2011, 05:26

3

5

3,251

by: bumpbot

28 Mar 2019, 08:09

ER

In a triangle ABC, BC is produced to D and bisectors of angle ABC and

805+ Level | Geometry

805+ Level | Geometry hide tags

GMATBusters

17 Nov 2018, 10:21

4

5

2,430

by: aaggarwal191

30 Mar 2019, 07:13

What is the units digit of (16^8)(44^x)(37^5)?

555-605 Level | Exponents, Number Properties

555-605 Level | Exponents, Number Properties hide tags

Jazzmin

25 Oct 2018, 12:51

3

5

1,682

by: ashwink

16 Apr 2019, 19:53

ER

If |2x-1| < 5, is |x|<2 ?

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

AnisMURR

19 Dec 2018, 02:12

6

5

1,390

by: energetics

20 Apr 2019, 15:32

ER

Points A, B, and C are points on a circle with a radius of 6. Point D

705-805 Level | Geometry

705-805 Level | Geometry hide tags

mikemcgarry

08 Jun 2016, 12:09

6

5

2,793

by: bumpbot

21 Apr 2019, 07:38

ER

Two persons A and B run at constant speeds of a miles per hour and b

705-805 Level | Distance and Speed Problems

705-805 Level | Distance and Speed Problems hide tags

TeamGMATIFY

19 Feb 2016, 21:10

4

5

2,285

by: rocky620

24 Apr 2019, 01:20

ER

Is x > 10?

555-605 Level | Absolute Values, Algebra

555-605 Level | Absolute Values, Algebra hide tags

vitorpteixeira

07 Oct 2017, 11:55

7

5

1,974

by: bumpbot

24 Apr 2019, 03:31

If p and q are composite integers, is p/q an integer?

705-805 Level | Multiples and Factors, Number Properties

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

Amrita2405

14 Apr 2019, 10:35

10

5

2,115

by: JDF

24 Apr 2019, 20:34

ER

If M=P*Q, where P and Q are different positive integers,

555-605 Level | Multiples and Factors, Number Properties

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

yaj

08 Aug 2013, 11:08

22

5

5,076

by: bumpbot

25 Apr 2019, 12:35

ER

ABCD is a square, and EFGH is a square, each vertex of which is on a s

655-705 Level | Geometry

655-705 Level | Geometry hide tags

mikemcgarry

27 May 2016, 17:05

7

5

5,916

by: Akash777

26 Apr 2019, 20:19

ER

In the rectangle coordinate system, triangle ABC has a

605-655 Level | Geometry

605-655 Level | Geometry hide tags

eladshush

04 Oct 2010, 06:27

6

5

5,489

by: bumpbot

29 Apr 2019, 23:29

ER

If x is a positive integer, is x odd?

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

12 Apr 2016, 02:32

4

5

2,208

by: bumpbot

02 May 2019, 19:02

ER

If Set Q contains only positive integers, is the average (arithmetic

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

05 May 2019, 23:43

5

1,909

by: baru

07 May 2019, 07:03

ER

In the figure above, what is the largest rectangle that can

Poor Quality

Poor Quality hide tags

EncounterGMAT

28 Apr 2019, 11:16

4

5

1,346

by: Rakesh1987

12 May 2019, 22:03

ER

If P & Q are integers such that |P|Q=4|P|Q=4 , is P negative? (1) |P|+

705-805 Level | Absolute Values, Algebra

705-805 Level | Absolute Values, Algebra hide tags

niteshwaghray

23 May 2017, 00:59

17

5

2,102

by: bumpbot

17 May 2019, 05:57

When integer A divide by 9 remainder is X, when integer B divided by 9

655-705 Level | Remainders

655-705 Level | Remainders hide tags

Harley1980

22 Apr 2015, 02:05

12

5

2,676

by: bumpbot

17 May 2019, 09:28

ER

Is Area of the Triangle ABC ≥ 24? 1) Two sides of the triangle are 6

655-705 Level | Geometry

655-705 Level | Geometry hide tags

GMATinsight

03 Dec 2017, 02:40

2

5

1,607

by: bumpbot

26 May 2019, 02:07

ER

A certain x-liter solution, contains twice as much water as oil and fo

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

04 Apr 2017, 04:39

4

5

2,398

by: siddharthasthana

31 May 2019, 20:59

ER

Does line k pass through center of the circle? (1) The circle inters

605-655 Level | Coordinate Geometry

605-655 Level | Coordinate Geometry hide tags

Bunuel

02 Apr 2019, 03:23

3

5

2,318

by: KarishmaB

04 Jun 2019, 23:47

ER

If n is a positive integer with k digits, what is the value of n?

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Bunuel

10 Jan 2017, 03:55

2

5

1,878

by: bumpbot

10 Jun 2019, 22:05

ER

If y is positive, what is the value of x ?

555-605 Level | Absolute Values, Algebra

555-605 Level | Absolute Values, Algebra hide tags

Bunuel

17 Sep 2017, 05:24

3

5

2,219

by: bumpbot

14 Jun 2019, 03:43

ER

If w1x1=y1z1, w2x2=y2z2, and w2<w1, i

705-805 Level | Inequalities

705-805 Level | Inequalities hide tags

MathRevolution

24 Feb 2016, 22:13

3

5

2,789

by: bumpbot

17 Jun 2019, 12:46

ER

Does the sum of the prices, not including sales tax, of three chairs

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

07 May 2018, 03:04

4

5

1,269

by: kapstone1996

18 Jun 2019, 09:28

ER

If the product of the digits of a two-digit number x is 12, what is

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

Bunuel

13 Apr 2016, 05:32

4

5

2,486

by: Archit3110

21 Jun 2019, 09:08

ER

If x is not equal to zero, is 1/x > 1 ? (1) y/x > y (2) x^3 > x^2

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

21 Dec 2018, 02:24

1

5

1,916

by: CareerGeek

21 Jun 2019, 12:36

ER

Four values from a data set of 5 elements are 10, 10, 11, and 11. What

605-655 Level | Statistics and Sets Problems

605-655 Level | Statistics and Sets Problems hide tags

MathRevolution

01 May 2018, 06:04

1

5

2,730

by: BelalHossain046

28 Jun 2019, 10:37

ER

Is m a multiple of n? 1) 2m is a multiple of n 2) n divided

Poor Quality

Poor Quality hide tags

TheUltimateWinner

27 Jun 2019, 10:09

3

5

942

by: Arro44

30 Jun 2019, 11:53

Data Sufficiency (DS)