GMAT Club Forum

ER

100 Hardest and easiest questions for DS as of April

Bunuel

21 Aug 2015, 03:42

774

19

162,201

by: bumpbot

28 Nov 2023, 14:32

ER

DS Question Directory by Topic and Difficulty

655-705 Level

655-705 Level hide tags

bb

07 Mar 2012, 08:58

1,420

0

448,383

by: bb

07 Mar 2012, 08:58

ER

Is a greater than b ? b2 > a3 |b| > |a|

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

CAMANISHPARMAR

10 Feb 2020, 01:52

1

2,671

by: IanStewart

10 Feb 2020, 14:19

ER

Is a positive?

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

09 Mar 2016, 12:51

3

2,671

by: Mo2men

30 Mar 2017, 04:56

ER

Is x > 6 ? (1) |x − 9| = 2 (2) |x − 2| = 9

505-555 Level | Absolute Values, Inequalities

505-555 Level | Absolute Values, Inequalities hide tags

Bunuel

02 Jun 2021, 06:30

5

2

2,670

by: bumpbot

24 Jan 2024, 08:32

ER

What is the value of x ? (1) |x 6| = 3 (2) |x| = 3

Sub 505 Level | Absolute Values

Sub 505 Level | Absolute Values hide tags

Bunuel

14 Sep 2021, 01:30

11

8

2,670

by: BrushMyQuant

07 Oct 2022, 11:01

ER

If it takes Patrick 4 hours to paint a room, how long

Sub 505 Level | Work and Rate Problems

Sub 505 Level | Work and Rate Problems hide tags

Bunuel

16 Jan 2017, 09:36

8

4

2,670

by: bumpbot

23 Feb 2022, 04:22

ER

What is the monthly rent for a certain apartment?

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

ShreeyaV

20 Aug 2023, 01:53

2

5

2,669

by: gmatchile1

14 Apr 2024, 09:23

ER

In the diagram below, a rectangle ABCD is drawn inside

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

23 Jul 2017, 23:20

12

9

2,669

by: bumpbot

29 Oct 2022, 23:11

ER

Set P consists of the first n positive multiples of 3

805+ Level | Number Properties

805+ Level | Number Properties hide tags

Gmatprep998

28 May 2019, 03:58

12

3

2,669

by: Archit3110

01 Jun 2019, 23:15

ER

If m and k are positive integers, is m! + 8k a

555-605 Level | Divisibility/Multiples/Factors

555-605 Level | Divisibility/Multiples/Factors hide tags

Bunuel

02 May 2021, 08:15

8

5

2,668

by: bumpbot

02 Sep 2023, 10:59

ER

Is z + z < z ? (1) -4z > 4z (2) z^3 < z^2

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

13 Mar 2018, 06:56

2

7

2,668

by: RastogiSarthak99

07 Jun 2022, 15:22

ER

A bag contains r red, g green, and w white marbles,

705-805 Level | Probability

705-805 Level | Probability hide tags

Bunuel

13 May 2020, 01:57

18

5

2,668

by: bumpbot

22 Jun 2021, 00:42

ER

If n denotes a decimal, then is n > 0.9? (1) When n

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

aiming4mba

22 Jul 2010, 13:08

2

2,668

by: EMPOWERgmatRichC

09 Dec 2017, 16:33

ER

In the problem below, AB, CD, and EF are two-digit

805+ Level | Arithmetic

805+ Level | Arithmetic hide tags

Bunuel

06 Oct 2021, 05:30

11

5

2,667

by: bumpbot

04 May 2024, 12:20

ER

Is x = 0? (1) xy = x (2) x + y = y

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Bunuel

16 Feb 2021, 05:08

2

4

2,667

by: Bunuel

10 Nov 2021, 03:13

ER

If x ≠ 0, is a^x > y?

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

Bunuel

29 Dec 2016, 11:47

18

6

2,667

by: bumpbot

07 Oct 2021, 06:41

When integer A divide by 9 remainder is X, when

655-705 Level | Remainders

655-705 Level | Remainders hide tags

Harley1980

22 Apr 2015, 02:05

12

5

2,667

by: bumpbot

17 May 2019, 09:28

ER

O is the center of the circle. Does point B lie inside

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Hoozan

14 Feb 2021, 05:48

4

2

2,666

by: bumpbot

19 Oct 2022, 00:57

ER

Is a > 10?

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Creeper300

07 Nov 2010, 13:45

9

5

2,666

by: bumpbot

29 Sep 2017, 23:48

ER

A hiker is trying to determine the height of a

605-655 Level | Geometry

605-655 Level | Geometry hide tags

Bunuel

20 Oct 2021, 02:00

7

3

2,665

by: SaquibHGMATWhiz

03 Aug 2023, 22:49

ER

If xyn < 0 <xym, is y < 0?

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

03 May 2016, 05:21

4

3

2,665

by: chetan2u

11 Jul 2021, 19:40

ER

If two lathe machines work simultaneously at their

555-605 Level | Work and Rate Problems

555-605 Level | Work and Rate Problems hide tags

Bunuel

22 Oct 2018, 00:17

5

2

2,665

by: bumpbot

02 Oct 2020, 06:09

ER

If x ≠ y and x and y are non-zero integers, is

705-805 Level | Absolute Values, Inequalities

705-805 Level | Absolute Values, Inequalities hide tags

Bunuel

29 Apr 2016, 03:57

13

4

2,665

by: Izzyjolly

27 Aug 2018, 07:48

ER

a and b are integers such that a*b # 0. Is |a|/|b| =

555-605 Level | Absolute Values

555-605 Level | Absolute Values hide tags

joylive

24 Nov 2012, 08:56

5

3

2,665

by: Bunuel

14 Aug 2017, 01:02

ER

Is b<50 (1) The square of (b+x) is less than 2500

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

capsicumgirl

29 Sep 2015, 22:05

6

7

2,664

by: bumpbot

23 Aug 2022, 22:49

ER

What is the value of integer n ? (1) n(n + 1)(n + 2) =

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

11 Sep 2017, 00:27

5

6

2,663

by: hardikjain

30 Jun 2020, 10:37

Bob plans to draw a square ABCD with a point O on the

555-605 Level | Geometry

555-605 Level | Geometry hide tags

VenoMfTw

25 Aug 2015, 22:44

10

6

2,663

by: amanvermagmat

08 May 2018, 04:48

ER

ab and ba are two-digit numbers. Find these numbers.

805+ Level | Algebra, Number Properties

805+ Level | Algebra, Number Properties hide tags

sherxon

18 Jun 2021, 22:03

9

2

2,662

by: IanStewart

20 Jun 2021, 08:59

ER

What is the greatest possible value of the function

655-705 Level | Coordinate Geometry

655-705 Level | Coordinate Geometry hide tags

Bunuel

25 Jan 2021, 01:15

12

3

2,660

by: bumpbot

11 Aug 2023, 04:49

ER

Is y > -8? (1) y = 2013^2 - 155^3 - 23^4 (2) y

655-705 Level | Algebra, Inequalities

655-705 Level | Algebra, Inequalities hide tags

Bunuel

23 Sep 2015, 02:51

5

6

2,660

by: bumpbot

19 Aug 2022, 03:39

ER

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

Sub 505 Level | Exponents, Number Properties

Sub 505 Level | Exponents, Number Properties hide tags

Bunuel

07 Feb 2016, 10:45

3

2,660

by: gurmukh

02 Apr 2020, 09:21

ER

At how many points does the graph y = ax^2 + bx + c

655-705 Level | Algebra +2 tags

655-705 Level | Algebra, Coordinate Geometry, Roots hide tags

GMATinsight

16 Jun 2021, 09:02

10

3

2,659

by: Avneeshyadav01

21 Jul 2023, 03:55

On the x-y coordinate grid, are points A (x1, y1) and

555-605 Level | Coordinate Geometry

555-605 Level | Coordinate Geometry hide tags

Kritisood

14 Mar 2020, 11:28

8

4

2,659

by: bumpbot

01 Aug 2022, 08:43

ER

Is AB parallel to CD?

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

07 Feb 2018, 21:18

5

3

2,659

by: bumpbot

31 May 2020, 06:09

ER

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

555-605 Level | Absolute Values, Algebra

555-605 Level | Absolute Values, Algebra hide tags

chetan2u

31 Dec 2015, 20:30

1

3

2,659

by: MathRevolution

02 Jan 2016, 23:25

ER

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

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

05 Nov 2019, 05:58

4

3

2,658

by: bumpbot

19 Jan 2022, 06:37

ER

If a, b, and c are positive, is a + b > c? (1) a/c

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

17 Jun 2018, 04:40

8

11

2,658

by: LeoN88

26 Jun 2019, 22:40

ER

If an aquarium which has the shape of a rectangular

555-605 Level | Geometry

555-605 Level | Geometry hide tags

fozzzy

17 Sep 2013, 01:31

2

4

2,658

by: bumpbot

01 Jan 2017, 01:30

ER

If x ≠ 0, is 1/x < 1/x^2? (1) x > 0 (2) 0

505-555 Level | Inequalities

505-555 Level | Inequalities hide tags

Bunuel

23 May 2020, 06:29

2

5

2,657

by: saurabhbajpai

13 Jan 2024, 09:12

ER

Is x > 1? (1) x(|x| − 1) > 0 (2) |x| > 1

705-805 Level | Absolute Values, Inequalities

705-805 Level | Absolute Values, Inequalities hide tags

Bunuel

09 Dec 2019, 00:31

11

9

2,657

by: sanjitscorps18

09 Dec 2023, 23:35

ER

In the figure below, segments AB and CD represent two

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

14 Jan 2015, 02:21

11

7

2,656

by: bumpbot

25 Jul 2018, 18:22

ER

A certain electronic memory game is played by

Poor Quality

Poor Quality hide tags

ankitD

09 Feb 2013, 04:52

1

5

2,656

by: IanStewart

10 Feb 2013, 07:24

ER

If n and m are integers, is bn > bm?

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

11 Mar 2017, 03:44

9

2,655

by: bumpbot

29 Jul 2021, 16:28

ER

Find the units digit of 556^17n + 339^(5m+15n), where

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

EgmatQuantExpert

16 Dec 2016, 02:03

8

6

2,654

by: bumpbot

11 Aug 2023, 05:33

ER

If b is an even integer is b < 0?

705-805 Level | Algebra, Inequalities

705-805 Level | Algebra, Inequalities hide tags

audiogal101

23 Nov 2013, 11:28

5

7

2,654

by: bumpbot

01 Aug 2017, 07:59

ER

If x > 0, is x > y? (1) |x - y| > |y| (2) |x

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

Bunuel

09 Dec 2019, 01:35

9

3

2,653

by: bumpbot

06 Jul 2023, 04:03

ER

A mixture consists of flaxseed and cornmeal in the

555-605 Level | Fractions/Ratios/Decimals, Mixture Problems

555-605 Level | Fractions/Ratios/Decimals, Mixture Problems hide tags

Bunuel

26 Mar 2018, 23:29

3

2,653

by: doomedcat

29 Mar 2018, 21:46

ER

If x is a positive integer, is x^(1/2) greater than 20?

505-555 Level | Inequalities

505-555 Level | Inequalities hide tags

Bunuel

01 Nov 2015, 09:24

8

10

2,652

by: bumpbot

19 Jul 2018, 07:20

ER

What is the value of y?

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

Bunuel

03 Dec 2017, 00:50

20

5

2,651

by: bumpbot

22 Apr 2021, 10:24

ER

On January, 1, 2002, Michael invested a certain amount

505-555 Level | Percent and Interest Problems

505-555 Level | Percent and Interest Problems hide tags

Bunuel

06 Sep 2019, 01:04

4

9

2,650

by: bumpbot

31 Dec 2022, 01:57

ER

a, b, c, d, and e are five different positive

Sub 505 Level | Statistics and Sets Problems

Sub 505 Level | Statistics and Sets Problems hide tags

Bunuel

19 May 2021, 05:00

1

2,649

by: Nidzo

19 May 2021, 05:59

Data Sufficiency (DS)