GMAT Club Forum

ER

100 Hardest and easiest questions for DS as of April

Bunuel

21 Aug 2015, 03:42

774

19

162,021

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

1,419

0

448,106

by: bb

07 Mar 2012, 08:58

ER

The sequence a1,a2,,an, is such that an=(an1)(an3) for

655-705 Level | Sequences

655-705 Level | Sequences hide tags

Bunuel

28 Jan 2015, 07:58

15

10

9,431

by: bumpbot

08 Aug 2022, 23:14

ER

The sequence [m]x_1, x_2[/m]... [m]x_n[/m] is such

705-805 Level | Sequences

705-805 Level | Sequences hide tags

Hoozan

21 Feb 2021, 04:13

14

3

1,733

by: poorvi125

08 Aug 2022, 23:10

ER

For the infinite series a1, a2, ..., an,

805+ Level | Number Properties, Sequences

805+ Level | Number Properties, Sequences hide tags

Bunuel

21 Nov 2016, 02:46

13

6

4,417

by: bumpbot

08 Aug 2022, 22:22

ER

If the length of each edge of a certain rectangular

705-805 Level | Geometry

705-805 Level | Geometry hide tags

TARGET730

09 Feb 2015, 03:36

20

7

6,320

by: bumpbot

08 Aug 2022, 20:52

ER

Point A lies on a circle whose center is at point C.

805+ Level | Geometry

805+ Level | Geometry hide tags

GMATBusters

15 Dec 2018, 10:15

21

12

3,401

by: Rickooreo

08 Aug 2022, 13:00

ER

A box contains 10 objects. Each object is either blue

655-705 Level | Probability

655-705 Level | Probability hide tags

BrentGMATPrepNow

05 Aug 2022, 07:08

5

2

1,224

by: BrentGMATPrepNow

08 Aug 2022, 07:56

ER

What is 50% of x plus 25% of y ? (1) 25% of x plus 50%

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

04 Aug 2022, 12:30

1

607

by: ska7wn

07 Aug 2022, 22:25

ER

If a < b < c < d and a, b, c, and d all are

705-805 Level | Algebra, Exponents

705-805 Level | Algebra, Exponents hide tags

Bunuel

24 Feb 2020, 03:45

10

4

2,564

by: Fdambro294

07 Aug 2022, 20:34

ER

If √x is a positive integer, what is the value of x?

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Rubina11

13 May 2019, 22:47

3

1,408

by: bumpbot

07 Aug 2022, 20:29

ER

If y ≠ 1, is (x - 1)/(y - 1) = 1 ?

505-555 Level | Algebra

505-555 Level | Algebra hide tags

mystiquethinker

26 May 2015, 05:23

4

2,925

by: bumpbot

07 Aug 2022, 19:35

ER

A total of 9 women and 12 men reside in the 21

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

15 Dec 2014, 09:26

10

6

9,179

by: bumpbot

07 Aug 2022, 19:20

ER

In the xy-plane, l and m are two lines. (3, 4) is a

805+ Level | Coordinate Geometry

805+ Level | Coordinate Geometry hide tags

hetmavani

11 Apr 2018, 10:37

17

3

2,249

by: bumpbot

07 Aug 2022, 14:18

ER

What is the remainder when positive integer n is

555-605 Level | Remainders

555-605 Level | Remainders hide tags

TheUltimateWinner

28 Mar 2021, 09:16

4

3

1,844

by: bumpbot

07 Aug 2022, 10:31

ER

If y is not zero, is y^2 + 2y > y^2+ y?

605-655 Level | Exponents, Number Properties

605-655 Level | Exponents, Number Properties hide tags

amgelcer

28 Sep 2013, 07:44

6

4,199

by: bumpbot

07 Aug 2022, 05:36

ER

What is the remainder when integer n is divided by two?

555-605 Level | Remainders

555-605 Level | Remainders hide tags

Bunuel

10 Jan 2017, 04:04

3

5

2,373

by: bumpbot

07 Aug 2022, 03:25

ER

In the right triangle above, is c less than 10? (1) b

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

29 Apr 2020, 03:20

17

4

8,294

by: bumpbot

07 Aug 2022, 01:58

ER

If z=(m + m/3)(n+2/(n^(-1)) and mn#0, what is the

655-705 Level | Algebra

655-705 Level | Algebra hide tags

harish1986

13 Jan 2016, 10:47

9

10

6,086

by: bumpbot

06 Aug 2022, 19:11

ER

In an endurance race, a car drove the whole race at a

555-605 Level | Distance Problems, Word Problems

555-605 Level | Distance Problems, Word Problems hide tags

EgmatQuantExpert

27 Feb 2019, 03:04

4

7

3,014

by: bumpbot

06 Aug 2022, 17:04

ER

The figure shows the path of a circular racetrack.

605-655 Level | Geometry

605-655 Level | Geometry hide tags

Bunuel

12 Jul 2019, 02:17

2

5

1,337

by: bumpbot

06 Aug 2022, 17:02

ER

If x and y are nonzero integers, is 18 a factor of

555-605 Level | Divisibility/Multiples/Factors

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

MHIKER

13 Jan 2012, 09:49

9

10

7,537

by: bumpbot

06 Aug 2022, 10:44

ER

(H^2 - 2H)^(1/2) = T(1 - R^2)^(1/2)/(K(1 - g^k)), then

655-705 Level | Algebra

655-705 Level | Algebra hide tags

KSBGC

05 Mar 2019, 16:15

5

3

1,508

by: Dreamcatcher029

06 Aug 2022, 10:34

ER

In the xy-plane , line l intersects a circle with

605-655 Level | Coordinate Geometry

605-655 Level | Coordinate Geometry hide tags

innocous

19 Aug 2013, 11:16

22

8

7,310

by: bumpbot

06 Aug 2022, 07:30

ER

If x is a positive integer and x ≤ 30, what is the

Sub 505 Level | Divisibility/Multiples/Factors, Number Properties

Sub 505 Level | Divisibility/Multiples/Factors, Number Properties hide tags

Bunuel

04 Feb 2021, 09:45

4

3

5,004

by: bumpbot

06 Aug 2022, 07:22

ER

What is the arithmetic mean of 3x and 4y? (1) y/3 -

555-605 Level | Algebra, Arithmetic

555-605 Level | Algebra, Arithmetic hide tags

amanvermagmat

12 Mar 2018, 04:26

2

4

2,243

by: bumpbot

06 Aug 2022, 06:53

ER

If M and N are integers, what is the value of M + N?

605-655 Level | Number Properties

605-655 Level | Number Properties hide tags

DHAR

12 Aug 2017, 02:27

22

9

6,860

by: bumpbot

06 Aug 2022, 05:28

ER

Is the average age of a class of 60 students more than

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Gnpth

11 Jul 2017, 22:40

18

7

3,276

by: dipanjandas792

06 Aug 2022, 03:10

ER

If the total price of n equally priced laptop

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

03 Aug 2022, 13:30

3

2

789

by: Bunuel

06 Aug 2022, 02:30

ER

Is the area of Quadrilateral R greater than the area

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

03 Aug 2022, 08:00

1

680

by: SaquibHGMATWhiz

05 Aug 2022, 21:42

ER

If xy ≠ 0, is x an integer?

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Bunuel

11 Sep 2015, 02:05

12

9

3,397

by: bumpbot

05 Aug 2022, 14:50

ER

If T is a prime number, what is the remainder when T

705-805 Level | Remainders

705-805 Level | Remainders hide tags

Bunuel

22 May 2020, 02:59

11

3

2,155

by: bumpbot

05 Aug 2022, 13:40

ER

ABC is an equilateral triangle, and point D is the

805+ Level | Geometry

805+ Level | Geometry hide tags

Bunuel

11 Apr 2022, 01:30

10

6

2,733

by: figjam786

05 Aug 2022, 12:55

ER

A book new released include paperback and hardback

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

rohan2345

30 Jan 2020, 06:15

1

3

1,684

by: bumpbot

05 Aug 2022, 11:04

ER

For distinct positive integers x and y, where x <

805+ Level | Number Properties

805+ Level | Number Properties hide tags

Bunuel

03 Jun 2020, 23:02

16

7

2,126

by: bumpbot

05 Aug 2022, 09:46

ER

What is the numerical value of

805+ Level | Algebra, Fractions/Ratios/Decimals

805+ Level | Algebra, Fractions/Ratios/Decimals hide tags

TheUltimateWinner

07 Feb 2020, 08:58

6

8

1,940

by: bumpbot

05 Aug 2022, 09:34

ER

What is the median number of books purchased per

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

24 Mar 2021, 01:30

7

5

3,459

by: bumpbot

04 Aug 2022, 23:40

ER

If xy 0, which quadrant is point (x, y) in?

655-705 Level | Coordinate Geometry

655-705 Level | Coordinate Geometry hide tags

Bunuel

13 Apr 2022, 09:00

2

1,248

by: Nirmesh83

04 Aug 2022, 20:49

ER

If a = b/c, is a > b? (1) 0 < c < 1 (2) a

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

guerrero25

28 Jan 2013, 02:30

5

2

3,498

by: bumpbot

04 Aug 2022, 18:49

ER

If a is less than 80% of b, is a less than 50?

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Bunuel

11 Feb 2020, 01:17

8

9

2,672

by: bumpbot

04 Aug 2022, 18:47

ER

If √x is a prime number, what is the value of x?

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Ravixxx

22 Apr 2020, 13:38

5

4

2,001

by: bumpbot

04 Aug 2022, 17:51

ER

If the number of members in the club C is 100, what is

655-705 Level | Statistics and Sets Problems

655-705 Level | Statistics and Sets Problems hide tags

sunny91

11 Nov 2017, 05:26

6

4

2,389

by: bumpbot

04 Aug 2022, 17:41

ER

On a certain fishing boat that catches tuna, wheeled

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

xyztroy

08 Mar 2010, 21:41

7

8

3,509

by: KEADM

04 Aug 2022, 10:01

ER

What is the value of x?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

23 Jul 2015, 02:45

6

8

2,436

by: bumpbot

04 Aug 2022, 06:01

ER

How many rectangular cereal boxes can be shipped in a

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

06 Jul 2022, 04:00

3

1

1,274

by: rahulp11

04 Aug 2022, 04:13

ER

How long will it take a truck to drive from Cornwall

555-605 Level | Distance Problems

555-605 Level | Distance Problems hide tags

Bunuel

09 May 2017, 03:02

6

4

2,398

by: san10789

04 Aug 2022, 03:22

ER

If list S contains nine distinct integers, at least

805+ Level | Statistics and Sets Problems

805+ Level | Statistics and Sets Problems hide tags

Rock750

24 Jun 2013, 03:07

93

16

19,348

by: bumpbot

04 Aug 2022, 03:07

ER

Is |x + y| < |x| + |y|? (1) |x| ≠ |y| (2) |x

555-605 Level | Absolute Values, Inequalities

555-605 Level | Absolute Values, Inequalities hide tags

BabySmurf

23 Jan 2014, 13:56

80

8

8,098

by: bumpbot

04 Aug 2022, 00:53

ER

Is BG > EC?

605-655 Level | Geometry

605-655 Level | Geometry hide tags

Bunuel

05 Feb 2015, 09:09

14

5

5,201

by: bumpbot

03 Aug 2022, 23:59

ER

Is 2m 3n equal to 0 ? (1) 2|m| 3|n| = 0 (2) m/n is

555-605 Level | Absolute Values

555-605 Level | Absolute Values hide tags

Bunuel

03 Aug 2022, 12:45

1

709

by: av1901

03 Aug 2022, 13:51

ER

Daniel, Carl, and Todd working together can load a

505-555 Level | Work Problems

505-555 Level | Work Problems hide tags

Bunuel

03 Aug 2022, 11:30

3

1

853

by: av1901

03 Aug 2022, 13:23

ER

What is the fifth number in a particular series of

555-605 Level | Sequences

555-605 Level | Sequences hide tags

Bunuel

03 Aug 2022, 09:30

1

704

by: GMATinsight

03 Aug 2022, 09:45

Data Sufficiency (DS)