GMAT Club Forum

ER

100 Hardest and easiest questions for DS as of April

Bunuel

21 Aug 2015, 03:42

774

19

162,132

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

448,283

by: bb

07 Mar 2012, 08:58

ER

Are x, y, and z consecutive integers?

605-655 Level | Number Properties, Remainders

605-655 Level | Number Properties, Remainders hide tags

Bunuel

10 Jul 2020, 02:47

13

5

4,585

by: bumpbot

26 Mar 2024, 13:46

ER

What were the gross revenues from ticket sales for the

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

27 Mar 2024, 01:30

2

1

406

by: Nidzo

27 Mar 2024, 02:59

ER

Vilasinee's Video Vault assesses fees for overdue

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

24 Apr 2022, 12:00

7

2

918

by: r0817917

27 Mar 2024, 07:32

ER

If C = 5r/(2s) and s ≠ 0, what is the value of C?

Sub 505 Level

Sub 505 Level hide tags

Bunuel

05 Aug 2016, 05:29

2

8

4,524

by: bumpbot

27 Mar 2024, 08:18

ER

A cyclist travels 20 miles at a speed of 15 miles per

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

27 Mar 2024, 01:30

3

2

466

by: GMATinsight

27 Mar 2024, 08:37

ER

What is the ratio of x to y? (1) x is 4 more than

Sub 505 Level | Fractions/Ratios/Decimals

Sub 505 Level | Fractions/Ratios/Decimals hide tags

Bunuel

03 Oct 2018, 01:56

13

3

9,904

by: bumpbot

27 Mar 2024, 12:54

ER

If y is a positive integer, is (y^4+7)^2 divisible by

705-805 Level | Divisibility/Multiples/Factors, Number Properties

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

Bunuel

31 Jan 2023, 12:15

1

3

1,058

by: bumpbot

27 Mar 2024, 23:59

ER

A ferry crosses a lake and then returns to its

605-655 Level | Distance Problems

605-655 Level | Distance Problems hide tags

Bunuel

18 Mar 2020, 09:21

5

2

3,204

by: bumpbot

28 Mar 2024, 05:17

ER

A bag of 100 jellybeans contains cherry, licorice, and

605-655 Level | Probability

605-655 Level | Probability hide tags

Bunuel

28 Mar 2024, 01:30

5

1

545

by: GMATinsight

28 Mar 2024, 06:19

ER

How old is Ferdinand? (1) Ferdinand and Kris are the

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

28 Mar 2024, 01:30

4

490

by: Akkiiii

28 Mar 2024, 11:41

ER

If a and b are integers, and b > 0, does (a - 1)/(b

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

26 Apr 2019, 02:08

179

18

37,029

by: bumpbot

29 Mar 2024, 01:12

ER

Is |a| > |b|? (1) 1/(a − b) > 1/(b − a)

805+ Level | Absolute Values, Inequalities

805+ Level | Absolute Values, Inequalities hide tags

Bunuel

15 Jan 2021, 02:17

15

5

4,111

by: bumpbot

29 Mar 2024, 01:58

ER

What is the units digit of the non-negative integer y?

655-705 Level | Fractions/Ratios/Decimals, Number Properties

655-705 Level | Fractions/Ratios/Decimals, Number Properties hide tags

Bunuel

25 Nov 2014, 08:30

10

11

4,105

by: bumpbot

29 Mar 2024, 02:20

ER

In the correctly-worked addition calculation above, A,

555-605 Level | Arithmetic

555-605 Level | Arithmetic hide tags

Bunuel

22 Sep 2015, 03:09

49

7

10,266

by: bumpbot

29 Mar 2024, 04:20

ER

If the eleven consecutive integers are listed from

505-555 Level | Statistics and Sets Problems

505-555 Level | Statistics and Sets Problems hide tags

Bunuel

01 Jul 2018, 20:45

20

2

7,404

by: ruis

29 Mar 2024, 09:31

ER

Is the standard deviation of the scores of students in

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

29 Mar 2024, 01:30

3

2

495

by: poojaarora1818

29 Mar 2024, 11:27

ER

Three robots, Q, R, and L, which eject water

555-605 Level | Work Problems

555-605 Level | Work Problems hide tags

Bunuel

29 Mar 2024, 01:30

7

2

456

by: poojaarora1818

29 Mar 2024, 12:05

ER

Is the percent of the white collar employees employed

605-655 Level | Overlapping Sets

605-655 Level | Overlapping Sets hide tags

Bunuel

22 Apr 2020, 03:48

13

2

3,978

by: bumpbot

29 Mar 2024, 23:52

ER

How much money would Kimberly have saved if she had

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

09 Jul 2015, 04:12

23

7

3,475

by: bumpbot

30 Mar 2024, 08:04

ER

What percentage of families in the state have annual

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Bunuel

09 Jul 2015, 03:56

17

4

5,364

by: bumpbot

30 Mar 2024, 20:16

ER

A set S contains the following elements: {7, 11, 15,

655-705 Level | Number Properties, Statistics and Sets Problems

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

Bunuel

14 Feb 2016, 05:41

13

8

9,529

by: bumpbot

31 Mar 2024, 00:59

ER

Four GMAT students visited Macklemore’s thrift shop

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

13 Feb 2021, 09:15

4

3

1,963

by: bumpbot

31 Mar 2024, 02:44

ER

At a local coffee shop, pastries may have nuts,

655-705 Level | Overlapping Sets

655-705 Level | Overlapping Sets hide tags

Bunuel

15 Apr 2018, 09:42

5

8

3,360

by: bumpbot

31 Mar 2024, 04:50

ER

If x and y are integers and xy does not equal 0, is xy

605-655 Level | Algebra, Inequalities

605-655 Level | Algebra, Inequalities hide tags

Bunuel

19 Dec 2019, 04:07

11

5

12,110

by: bumpbot

31 Mar 2024, 10:50

ER

By what percent did the companys earnings increase

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

26 Mar 2024, 01:30

7

5

605

by: GMATCoachBen

31 Mar 2024, 18:07

ER

Aaron traveled d1 miles between city A and city B at a

655-705 Level | Distance Problems

655-705 Level | Distance Problems hide tags

Bunuel

28 Nov 2022, 09:15

4

2

1,083

by: bumpbot

31 Mar 2024, 19:49

ER

Last week a certain comedian had an audience of 120

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

05 Aug 2023, 10:00

26

3

5,910

by: GMATCoachBen

31 Mar 2024, 20:51

ER

x is an integer greater than 7. What is the median of

655-705 Level | Statistics and Sets Problems

655-705 Level | Statistics and Sets Problems hide tags

Bunuel

14 Oct 2014, 06:20

33

16

10,416

by: Bunuel

01 Apr 2024, 02:04

ER

If N different positive integers are added and the sum

605-655 Level | Number Properties

605-655 Level | Number Properties hide tags

Bunuel

09 Feb 2015, 06:40

22

8

5,672

by: bumpbot

01 Apr 2024, 04:26

ER

A certain high school with a total enrollment of 900

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

21 Oct 2022, 07:41

39

3

36,920

by: SergejK

01 Apr 2024, 04:31

ER

The students in a certain college class took a midterm

605-655 Level | Percent and Interest Problems

605-655 Level | Percent and Interest Problems hide tags

Bunuel

01 Apr 2024, 01:30

7

1

895

by: Edoua

01 Apr 2024, 06:17

ER

Ana, Bruce and Carlos are on the waiting list of an

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

08 Jan 2022, 02:06

6

3

1,599

by: bumpbot

01 Apr 2024, 09:48

ER

A jar contains x red marbles, y white marbles and z

805+ Level | Min-Max Problems

805+ Level | Min-Max Problems hide tags

Bunuel

15 May 2018, 01:41

114

14

8,901

by: bumpbot

01 Apr 2024, 17:27

ER

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

805+ Level | Absolute Values +3 tags

805+ Level | Absolute Values, Algebra, Number Properties, Roots hide tags

Bunuel

19 Dec 2018, 01:45

87

7

6,395

by: bumpbot

01 Apr 2024, 17:30

ER

If x and y are positive integers greater than 3, what

705-805 Level | Number Properties, Remainders

705-805 Level | Number Properties, Remainders hide tags

Bunuel

06 Dec 2017, 09:05

35

14

5,344

by: bumpbot

01 Apr 2024, 17:36

ER

If xy 0 and x^(y + 1) = 2x^y - 1, what is the value of

805+ Level | Algebra, Exponents

805+ Level | Algebra, Exponents hide tags

Bunuel

28 Aug 2017, 03:25

41

8

4,838

by: bumpbot

01 Apr 2024, 17:48

ER

If Randy has twice as many coins as Alice, and if

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

23 May 2020, 07:23

9

5

5,462

by: bumpbot

02 Apr 2024, 06:10

ER

In each of the years 2005, 2006 and 2007, the profits

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Bunuel

02 Apr 2024, 01:30

3

1

560

by: Nidzo

02 Apr 2024, 06:17

ER

Zelma scored 90, 88, and 92 on 3 of the 6 mathematics

Sub 505 Level | Statistics and Sets Problems

Sub 505 Level | Statistics and Sets Problems hide tags

Bunuel

23 May 2020, 07:12

5

3

5,185

by: bumpbot

02 Apr 2024, 06:24

ER

If p, r, and s are consecutive integers in ascending

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

26 Apr 2019, 02:19

180

17

26,714

by: bumpbot

02 Apr 2024, 09:21

ER

Fifty percent of all the students attending a school

605-655 Level | Word Problems

605-655 Level | Word Problems hide tags

Bunuel

11 Nov 2019, 04:23

12

4

4,894

by: bumpbot

02 Apr 2024, 11:33

ER

What is the perimeter of triangle ABC ? (1) AB = 16

Sub 505 Level | Geometry

Sub 505 Level | Geometry hide tags

Bunuel

26 Apr 2019, 07:24

3

5

8,687

by: bumpbot

02 Apr 2024, 22:12

ER

The price per share of stock A increased by 25 percent

555-605 Level | Percent and Interest Problems, Word Problems

555-605 Level | Percent and Interest Problems, Word Problems hide tags

Bunuel

03 Apr 2024, 01:30

5

2

651

by: Nidzo

03 Apr 2024, 05:21

ER

If f(x) is a linear function, what is the value of

805+ Level | Algebra, Functions and Custom Characters

805+ Level | Algebra, Functions and Custom Characters hide tags

Bunuel

10 Jul 2017, 04:36

37

6

4,867

by: bumpbot

03 Apr 2024, 08:14

ER

The functions p*q denotes p + q and the function max

555-605 Level | Functions and Custom Characters

555-605 Level | Functions and Custom Characters hide tags

Bunuel

03 Apr 2024, 01:30

3

560

by: Oppenheimer1945

03 Apr 2024, 10:07

ER

What will the ratio of birds to fish in a certain pet

805+ Level | Fractions/Ratios/Decimals

805+ Level | Fractions/Ratios/Decimals hide tags

Bunuel

18 Apr 2017, 05:11

17

6

4,309

by: bumpbot

04 Apr 2024, 08:35

ER

The number of wins of Nadal in 2002 is how much

705-805 Level | Fractions/Ratios/Decimals

705-805 Level | Fractions/Ratios/Decimals hide tags

Bunuel

19 Dec 2019, 03:48

5

3

2,056

by: bumpbot

04 Apr 2024, 09:19

ER

Peder currently works 40 hours a week. If his hourly

555-605 Level | Percent and Interest Problems, Word Problems

555-605 Level | Percent and Interest Problems, Word Problems hide tags

Bunuel

01 Apr 2024, 01:30

4

3

920

by: nikaro

04 Apr 2024, 11:52

ER

Madge paid A dollars for R bananas. Dean paid B

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

02 Apr 2024, 01:30

4

3

739

by: nikaro

04 Apr 2024, 12:14

ER

In a certain daycare, are there more boys than girls?

555-605 Level | Inequalities, Word Problems

555-605 Level | Inequalities, Word Problems hide tags

Bunuel

07 Apr 2022, 01:30

6

3

2,773

by: bumpbot

04 Apr 2024, 22:48

Data Sufficiency (DS)