GMAT Club Forum

ER

100 Hardest and easiest questions for DS as of April

Bunuel

21 Aug 2015, 03:42

774

19

162,029

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

448,111

by: bb

07 Mar 2012, 08:58

ER

A certain alloy contains Lead, copper and tin. How

505-555 Level | Mixture Problems

505-555 Level | Mixture Problems hide tags

rxs0005

11 Feb 2011, 09:14

48

8

16,910

by: bumpbot

22 Aug 2022, 02:31

ER

Set A and B comprise 5 positive integers each. Is the

705-805 Level | Statistics and Sets Problems

705-805 Level | Statistics and Sets Problems hide tags

TheUltimateWinner

19 Sep 2019, 09:43

5

3

1,005

by: bumpbot

22 Aug 2022, 02:30

ER

If d is a positive integer, is d^1/2 an integer?

Sub 505 Level | Number Properties

Sub 505 Level | Number Properties hide tags

Bunuel

26 Feb 2014, 02:26

30

5

15,818

by: bumpbot

21 Aug 2022, 21:25

ER

The students in two classes of

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

24 Jun 2021, 01:30

4

5

2,054

by: bumpbot

21 Aug 2022, 17:24

ER

Is the median of class A and class B combined greater

655-705 Level | Statistics and Sets Problems

655-705 Level | Statistics and Sets Problems hide tags

Bunuel

17 Jan 2020, 02:39

9

2

3,222

by: bumpbot

21 Aug 2022, 16:16

ER

Class A and Class B took the same test. For class A,

705-805 Level | Statistics and Sets Problems

705-805 Level | Statistics and Sets Problems hide tags

Bunuel

03 Jan 2018, 20:47

12

3

6,627

by: bumpbot

21 Aug 2022, 16:16

ER

If 5a = 9b = 15c, what is the value of a + b + c?

805+ Level | Algebra

805+ Level | Algebra hide tags

jabronyo

13 Jul 2013, 23:06

87

13

19,677

by: bumpbot

21 Aug 2022, 12:21

ER

Two boys, Joe and Seth, can mow a lawn in 2 hours

505-555 Level | Distance Problems

505-555 Level | Distance Problems hide tags

Bunuel

31 Jul 2022, 04:15

1

3

1,101

by: pinakinjsaojoij

21 Aug 2022, 04:43

ER

The sequence a1, a2, a3, ..., an, ... is such that

805+ Level | Sequences

805+ Level | Sequences hide tags

Bunuel

26 Jan 2022, 10:00

11

3

2,213

by: chetan2u

20 Aug 2022, 21:35

ER

If xy = 7, what is xy(x + y)^2 ?

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

10 Oct 2017, 00:50

12

7

3,371

by: GMATGuruNY

20 Aug 2022, 20:55

ER

Is the sum of 7 different positive integers greater

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

20 Aug 2022, 02:03

3

989

by: wadhwakaran

20 Aug 2022, 05:17

ER

What is the maximum number of cubic blocks of wood

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Sajjad1994

14 Aug 2017, 04:36

3

1,757

by: StringArgs

19 Aug 2022, 21:00

ER

GMAT Club World Cup 2022 (DAY 5): The infinite

805+ Level | Sequences

805+ Level | Sequences hide tags

1, 2

Bunuel

15 Jul 2022, 08:00

28

37

3,118

by: Bunuel

19 Aug 2022, 10:48

ER

A company's profit was $600,000 in 1980. What was its

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Bunuel

10 Aug 2022, 09:30

5

1,121

by: $!vakumar.m

19 Aug 2022, 10:42

ER

GMAT Club World Cup 2022 (DAY 3): If a + b + c + d =

805+ Level | Absolute Values, Algebra

805+ Level | Absolute Values, Algebra hide tags

1, 2

Bunuel

13 Jul 2022, 08:00

20

30

4,014

by: Bunuel

19 Aug 2022, 07:41

ER

For any positive number n, the function #n represents

655-705 Level | Functions and Custom Characters

655-705 Level | Functions and Custom Characters hide tags

Bunuel

20 Jan 2022, 02:30

7

4

2,383

by: bumpbot

19 Aug 2022, 06:51

ER

GMAT Club World Cup 2022 (DAY 2): List A consists of n

805+ Level | Statistics and Sets Problems

805+ Level | Statistics and Sets Problems hide tags

1, 2

Bunuel

12 Jul 2022, 08:00

16

23

2,757

by: Bunuel

19 Aug 2022, 04:31

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

2,657

by: bumpbot

19 Aug 2022, 03:39

ER

If a, b and c are integers greater than 1, what is the

605-655 Level | Algebra

605-655 Level | Algebra hide tags

happypuppy

18 Aug 2022, 20:26

2

1

803

by: Bunuel

19 Aug 2022, 00:42

ER

In the given figure, O is the centre of the circle and

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Kritisood

26 Apr 2020, 11:02

6

3

3,847

by: Rainman91

18 Aug 2022, 23:15

ER

If g(f(3)) = 19, what is f(g(3))? (1) f(x) = 2x (2)

505-555 Level | Algebra, Functions and Custom Characters

505-555 Level | Algebra, Functions and Custom Characters hide tags

Bunuel

02 Jun 2018, 13:19

5

4

2,561

by: VladtheImpaler

18 Aug 2022, 21:36

ER

Two football teams, A and B, each played ten games in

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

tapasgupta

14 Jul 2019, 00:10

9

3

4,253

by: bumpbot

18 Aug 2022, 20:06

ER

A particular gymnastics tournament awards a gold, a

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

27 Apr 2015, 04:33

10

5

3,254

by: bumpbot

18 Aug 2022, 16:20

ER

A "gamma sequence" is defined as an infinite

555-605 Level | Sequences

555-605 Level | Sequences hide tags

Laila12618

26 Aug 2020, 09:06

15

6

2,885

by: bumpbot

18 Aug 2022, 09:46

ER

What is the area of the circle circumscribing triangle

655-705 Level | Geometry

655-705 Level | Geometry hide tags

GMATinsight

24 Feb 2018, 00:47

1

3

1,492

by: bumpbot

18 Aug 2022, 06:12

ER

While making a non-stop trip, a bus averaged m mph for

655-705 Level | Distance Problems

655-705 Level | Distance Problems hide tags

EgmatQuantExpert

30 Jul 2018, 21:57

7

3

2,949

by: bumpbot

18 Aug 2022, 05:45

ER

Superfast train A leaves Newcastle for Birmingham at 3

805+ Level | Distance Problems

805+ Level | Distance Problems hide tags

Bunuel

06 Apr 2015, 07:46

56

8

8,718

by: bumpbot

18 Aug 2022, 05:38

ER

Tank A and Tank B are hollow rectangular solids. Tank

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

14 Mar 2018, 02:24

12

5

3,020

by: bumpbot

18 Aug 2022, 03:53

ER

Given the ascending set of positive integers {a, b, c,

605-655 Level | Statistics and Sets Problems

605-655 Level | Statistics and Sets Problems hide tags

siddhans

19 Jun 2011, 14:36

54

11

19,766

by: bumpbot

18 Aug 2022, 00:58

ER

If Michael, Velma, and Silvio have a total of $27, how

555-605 Level | Algebra

555-605 Level | Algebra hide tags

GMATUser1928843

21 Jul 2022, 13:26

1

990

by: ShahadatHJ

17 Aug 2022, 08:17

ER

What is the measure, in degrees, of angle BCA in

505-555 Level | Geometry

505-555 Level | Geometry hide tags

Bunuel

23 Nov 2019, 07:45

7

12

8,824

by: Bunuel

17 Aug 2022, 07:45

ER

When a person went to travelling, she estimated the

605-655 Level | Distance Problems

605-655 Level | Distance Problems hide tags

MathRevolution

09 Sep 2016, 17:17

5

4

2,278

by: bumpbot

17 Aug 2022, 05:57

ER

ABCDEF is a regular hexagon with its vertices as A, B,

555-605 Level | Geometry

555-605 Level | Geometry hide tags

amanvermagmat

13 Jul 2018, 10:54

7

5

5,329

by: bumpbot

16 Aug 2022, 18:16

ER

In the figure, ABCDEF is a regular hexagon with side

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

03 Aug 2020, 02:27

30

6

9,512

by: bumpbot

16 Aug 2022, 18:14

ER

Two cars A and B start from diametrically opposite

805+ Level | Distance Problems, Fractions/Ratios/Decimals

805+ Level | Distance Problems, Fractions/Ratios/Decimals hide tags

chetan2u

13 Jan 2018, 05:28

46

12

8,717

by: bumpbot

16 Aug 2022, 16:16

ER

If a & b are positive integers, , is a/b a

605-655 Level | Divisibility/Multiples/Factors, Number Properties

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

push12345

07 Nov 2018, 01:18

13

9

5,511

by: bumpbot

16 Aug 2022, 10:41

ER

Today Dave drove from home to work at twice his

655-705 Level | Distance Problems

655-705 Level | Distance Problems hide tags

BrentGMATPrepNow

16 Aug 2022, 07:05

4

1

866

by: Archit3110

16 Aug 2022, 07:19

ER

The cost of a phone call is x cents/min for the first

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

21 Nov 2019, 03:32

5

12

5,956

by: sanjitscorps18

16 Aug 2022, 03:32

ER

Bob ran a 20-mile race. At what time did he finish the

555-605 Level | Distance Problems

555-605 Level | Distance Problems hide tags

LordStark

13 Feb 2019, 08:41

11

2

3,599

by: bumpbot

16 Aug 2022, 00:22

ER

Is xyz > 0 ? (1) xy > 0 (2) yz > 0

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

MathRevolution

29 Sep 2016, 06:22

19

9

7,488

by: bumpbot

15 Aug 2022, 17:21

ER

If a < b and c < b, is abc < a ? (1) ab <

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

16 Mar 2020, 03:04

9

6

5,110

by: Fdambro294

15 Aug 2022, 16:12

ER

If X is a positive integer, what is the remainder when

655-705 Level | Remainders

655-705 Level | Remainders hide tags

firas92

19 Jun 2019, 07:17

8

4

2,639

by: bumpbot

15 Aug 2022, 13:38

ER

A person invested $500 each in two different schemes

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

EgmatQuantExpert

20 Jun 2018, 01:50

3

6

3,371

by: bumpbot

15 Aug 2022, 13:33

ER

If d is the thousandth’s digit in the decimal above,

705-805 Level | Number Properties

705-805 Level | Number Properties hide tags

Bunuel

22 May 2016, 13:40

9

14

5,124

by: bumpbot

15 Aug 2022, 12:18

ER

Is the product of all of the elements in Set S

605-655 Level | Statistics and Sets Problems

605-655 Level | Statistics and Sets Problems hide tags

rdevorse

17 Jan 2012, 17:57

47

12

10,743

by: bumpbot

15 Aug 2022, 08:38

ER

What is the value of |x + 4|?

555-605 Level | Absolute Values, Algebra

555-605 Level | Absolute Values, Algebra hide tags

Bunuel

18 Jun 2015, 03:18

21

7

5,661

by: bumpbot

15 Aug 2022, 07:45

ER

In the rectangular coordinate system, if line l is

505-555 Level | Coordinate Geometry

505-555 Level | Coordinate Geometry hide tags

filipembribeiro

26 Jan 2021, 15:58

6

5

2,958

by: gmatpro15

15 Aug 2022, 07:28

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

45

13

9,858

by: bumpbot

15 Aug 2022, 06:50

ER

If xy does not equal zero, what is the value of xy?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

05 Nov 2014, 08:22

20

10

9,933

by: bumpbot

15 Aug 2022, 03:29

ER

If r, s, and t are all positive integers, what is the

555-605 Level | Number Properties, Remainders

555-605 Level | Number Properties, Remainders hide tags

Bunuel

23 Oct 2014, 00:40

64

13

12,540

by: bumpbot

15 Aug 2022, 03:20

Data Sufficiency (DS)