GMAT Club Forum

ER

100 Hardest and easiest questions for DS as of April

Bunuel

21 Aug 2015, 03:42

773

19

161,792

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

1,418

0

447,853

by: bb

07 Mar 2012, 08:58

ER

What was the ledger balance in the saving bank account

605-655 Level | Percent and Interest Problems

605-655 Level | Percent and Interest Problems hide tags

Bunuel

11 Oct 2018, 04:13

4

5

2,015

by: IanStewart

21 Nov 2020, 10:38

ER

What was the maximum temperature in city A on

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

14 Feb 2020, 02:40

5

2

2,730

by: CEdward

12 Jan 2021, 19:42

ER

What was the median annual salary for the employees at

Sub 505 Level | Statistics and Sets Problems

Sub 505 Level | Statistics and Sets Problems hide tags

Bunuel

21 Jun 2018, 09:20

16

6

17,864

by: bumpbot

16 Aug 2023, 09:08

ER

What was the median annual salary for the employees at

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

GMATBusters

04 Apr 2020, 21:50

5

11

2,866

by: bumpbot

08 Feb 2023, 04:53

ER

What was the median annual salary of the employees at

605-655 Level | Statistics and Sets Problems

605-655 Level | Statistics and Sets Problems hide tags

GMATinsight

08 Apr 2020, 00:48

1

1,112

by: GMATBusters

08 Apr 2020, 00:58

ER

What was the median monthly number of gallons of water

505-555 Level | Statistics and Sets Problems

505-555 Level | Statistics and Sets Problems hide tags

Bunuel

08 Aug 2023, 05:00

6

3

2,957

by: JeffTargetTestPrep

31 Aug 2023, 07:39

ER

What was the median of the daily numbers of phone

505-555 Level | Statistics and Sets Problems

505-555 Level | Statistics and Sets Problems hide tags

houston1980

01 Jul 2023, 09:44

15

2

3,688

by: JeffTargetTestPrep

08 Jul 2023, 15:14

ER

What was the net profit of a certain company during

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

02 Dec 2015, 07:06

2

1,917

by: MathRevolution

05 Dec 2015, 13:00

ER

What was the number of defective batteries in a

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

patanahi

16 Apr 2011, 09:15

10

8

6,286

by: bumpbot

09 Feb 2022, 09:50

ER

What was the number of roses produced by a certain

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

10 Dec 2018, 02:16

2

699

by: rpunvani

10 Dec 2018, 20:50

ER

What was the percent change in a certain stock

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Bunuel

02 Feb 2022, 06:30

2

1

1,510

by: kungfury42

02 Feb 2022, 11:54

ER

What was the percent decrease in the price of MegaTek

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

21 Aug 2016, 04:24

1

4

2,568

by: abhimahna

21 Aug 2016, 10:42

ER

What was the percent increase in the average

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

19 Nov 2017, 10:16

11

4

5,693

by: bumpbot

01 Nov 2023, 12:11

ER

What was the percent increase in the earnings per

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Russ19

24 Jan 2021, 09:03

1

2

741

by: TarunKumar1234

24 Jan 2021, 20:19

ER

What was the percent increase in the population of

505-555 Level | Percent and Interest Problems, Word Problems

505-555 Level | Percent and Interest Problems, Word Problems hide tags

jimmyjamesdonkey

24 Mar 2008, 13:41

169

9

71,114

by: bumpbot

16 Sep 2023, 14:22

ER

What was the percent increase in the value of a

Sub 505 Level | Percent and Interest Problems, Word Problems

Sub 505 Level | Percent and Interest Problems, Word Problems hide tags

Bunuel

22 Dec 2014, 08:43

9

6

7,941

by: bumpbot

17 Oct 2022, 03:09

ER

What was the percent increase of Company A's stock

Sub 505 Level | Percent and Interest Problems

Sub 505 Level | Percent and Interest Problems hide tags

Bunuel

31 May 2016, 02:40

2

10,353

by: bumpbot

10 Jan 2024, 09:44

ER

What was the percentage change in the simple average

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

amathews

14 Apr 2017, 17:52

41

4

6,739

by: bumpbot

31 May 2023, 12:36

ER

What was the percentage discount given on the marked

505-555 Level | Algebra +3 tags

505-555 Level | Algebra, Arithmetic, Percent and Interest Problems, Word Problems hide tags

ktzsikka

31 Dec 2021, 10:36

6

3

3,604

by: SaquibHGMATWhiz

04 Jan 2023, 06:27

ER

What was the percentage increase of Mr. Doolittle’s

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

31 Dec 2020, 00:38

1

653

by: meanup

31 Dec 2020, 07:34

ER

What was the percentage of defective items produced at

505-555 Level | Fractions/Ratios/Decimals, Word Problems

505-555 Level | Fractions/Ratios/Decimals, Word Problems hide tags

Bunuel

05 Nov 2017, 01:58

1

4,494

by: Adityagmatclub

06 Nov 2017, 10:11

ER

What was the population of City X in 2002 ? (1) X's

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

26 Apr 2019, 07:23

28

7

9,409

by: bumpbot

08 May 2023, 07:01

ER

What was the price at which a merchant sold a certain

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

TOUGH GUY

10 Oct 2005, 11:25

31

14

15,394

by: bumpbot

05 Sep 2023, 01:43

ER

What was the price of a dozen eggs during the 15th

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

17 Oct 2017, 23:46

3

6

3,512

by: bumpbot

09 Sep 2023, 03:02

ER

What was the range of the selling prices of the 30

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

puma

23 May 2008, 12:01

39

11

26,183

by: bumpbot

11 Aug 2023, 02:49

ER

What was the ratio of the number of parcels to

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

07 Jul 2021, 04:30

1

2

1,093

by: Bunuel

03 Nov 2021, 06:45

ER

What was the ratio of the number of cars to the number

505-555 Level | Fractions/Ratios/Decimals

505-555 Level | Fractions/Ratios/Decimals hide tags

Bunuel

30 Jan 2014, 23:42

34

12

20,078

by: bumpbot

29 Apr 2023, 09:28

What was the ratio of the number of shares of stock X

605-655 Level | Fractions/Ratios/Decimals

605-655 Level | Fractions/Ratios/Decimals hide tags

Hoozan

09 Feb 2021, 03:09

1

2

1,268

by: ashimakumari

11 Feb 2021, 10:40

ER

What was the revenue that a theater received from the

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Walkabout

14 Dec 2012, 05:30

11

6

12,992

by: bumpbot

31 Aug 2023, 00:49

ER

What was the standard deviation of Company R's

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

10 Feb 2020, 05:18

9

3

3,463

by: bumpbot

22 Jan 2022, 10:06

ER

What was the total amount John earned on his two

505-555 Level | Percent and Interest Problems

505-555 Level | Percent and Interest Problems hide tags

Bunuel

10 Oct 2019, 21:40

1

3

1,848

by: bumpbot

25 Dec 2022, 10:42

ER

What was the total amount of money Eben and Emily

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

19 Aug 2018, 11:15

2

967

by: CounterSniper

19 Aug 2018, 11:25

ER

What was the total amount of postage required to mail

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

GMATBusters

01 Nov 2018, 09:42

2

4

3,034

by: greed1443

23 Nov 2022, 22:02

ER

What was the total amount of revenue that a theater

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Walkabout

14 Dec 2012, 09:16

22

7

16,710

by: bumpbot

25 Feb 2022, 07:31

ER

What was the total distance that Bill drove from Mount

555-605 Level | Distance/Rate Problems

555-605 Level | Distance/Rate Problems hide tags

Bunuel

15 May 2024, 01:30

2

189

by: Anugmat740

15 May 2024, 22:57

ER

What was the value of the sales of Pioneer Computers

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

12 Aug 2019, 01:50

2

659

by: Archit3110

12 Aug 2019, 04:52

ER

What was the value of the sales of the ABC Company in

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

22 Oct 2017, 06:49

2

1,661

by: Adityagmatclub

23 Oct 2017, 16:47

ER

What were the gross revenues from ticket sales for a

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

31 Dec 2013, 07:18

7

8

10,197

by: bumpbot

08 Feb 2023, 05:21

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

402

by: Nidzo

27 Mar 2024, 02:59

ER

What were the individual prices of the vases that an

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

eybrj2

29 Mar 2012, 21:28

17

2

6,184

by: bumpbot

16 Feb 2024, 02:29

ER

What were the total wages of a person who worked last

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

15 Aug 2019, 06:47

4

843

by: Bunuel

17 Sep 2019, 04:35

ER

What will be the thousands digit of the integer Q

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

GMATBaumgartner

27 Oct 2012, 01:58

9

6

5,261

by: bumpbot

29 Nov 2022, 02:56

ER

What will be the total weight of 10 poles, each of the

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

NRJ11090

13 Mar 2019, 02:20

3

2

1,768

by: philipssonicare

17 Aug 2019, 18:10

ER

What will be the value of a/b ? Given that a and b are

705-805 Level | Algebra

705-805 Level | Algebra hide tags

gmihir

19 May 2012, 08:56

6

4

3,097

by: bumpbot

14 Sep 2020, 21:56

ER

What will be the value of a/b ? Given that a and b are

705-805 Level | Algebra

705-805 Level | Algebra hide tags

MichelleSavina

23 Jan 2011, 11:24

24

6

10,926

by: Aannie

18 Aug 2021, 09:29

ER

What will be the value of a/b ? Given that a and b are

705-805 Level | Algebra

705-805 Level | Algebra hide tags

GMATBaumgartner

17 Oct 2012, 04:01

111

12

11,859

by: bumpbot

11 Jul 2023, 16:47

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

4,297

by: bumpbot

04 Apr 2024, 08:35

What's the value of abc if

805+ Level | Algebra

805+ Level | Algebra hide tags

figjam786

13 Jul 2022, 13:53

4

1

891

by: omsgapsa

19 Jul 2022, 11:30

ER

What’s the value of the two-digit integer x? 1) The

505-555 Level | Divisibility/Multiples/Factors, Number Properties

505-555 Level | Divisibility/Multiples/Factors, Number Properties hide tags

Bunuel

11 Feb 2019, 03:45

2

1,254

by: KanishkM

11 Feb 2019, 03:58

whatz the tens digit of N? 1) 100N = 125.253 2) N

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

DeeptiM

28 Aug 2011, 12:21

5

9

5,657

by: bumpbot

18 Oct 2022, 17:37

Data Sufficiency (DS)