GMAT Club Forum

ER

100 Hardest and easiest questions for PS as of April

655-705 Level

655-705 Level hide tags

1, 2

Bunuel

21 Aug 2015, 03:49

973

22

257,545

by: bb

30 Mar 2024, 10:13

ER

GMAT PS Question Directory by Topic & Difficulty

505-555 Level +6 tags

505-555 Level, 555-605 Level, 605-655 Level, 655-705 Level, 705-805 Level, 805+ Level, Sub 505 Level hide tags

bb

22 Feb 2012, 11:27

2,853

0

1,181,869

by: bb

22 Feb 2012, 11:27

ER

For a set, mean is 20 and standard deviation is 5.

655-705 Level | Statistics and Sets Problems

655-705 Level | Statistics and Sets Problems hide tags

Raisakatyal

15 Aug 2021, 00:19

23

3

2,308

by: bumpbot

07 May 2024, 19:03

ER

For a set of four distinct lines in a plane, there are

805+ Level | Geometry

805+ Level | Geometry hide tags

Bunuel

14 May 2019, 00:24

8

2,018

by: bumpbot

14 Dec 2022, 14:19

ER

For a set of five True or False questions , no student

555-605 Level | Combinations

555-605 Level | Combinations hide tags

Bunuel

27 May 2022, 01:30

11

3

1,268

by: pudu

21 Aug 2023, 02:49

ER

For a sequence t_1, t_2, t_3, ..., S_n denotes the sum

805+ Level | Algebra, Sequences

805+ Level | Algebra, Sequences hide tags

Bunuel

15 May 2020, 01:09

26

16

3,847

by: bumpbot

13 May 2024, 11:23

ER

For a science project, Sammy observed a chipmunk and a

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

22 Apr 2019, 01:42

3

1,701

by: Archit3110

22 Apr 2019, 03:05

ER

For a school outing, the school has 20 small ice

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

10 Jul 2019, 01:13

3

8

4,520

by: bumpbot

12 Mar 2021, 21:49

ER

For a scholarship, at most n candidates out of 2n + 1

805+ Level | Combinations, Min-Max Problems

805+ Level | Combinations, Min-Max Problems hide tags

Bunuel

16 Mar 2020, 15:25

26

4

24,397

by: bumpbot

15 Mar 2024, 04:14

ER

For a sample of 210 households, one-third of the

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

23 May 2019, 02:48

1

3

2,309

by: ScottTargetTestPrep

27 May 2019, 19:12

For a sales promotion, a dog food producer produces

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

BhavyaKamana

25 Nov 2023, 10:29

8

1

2,127

by: gmatophobia

25 Nov 2023, 11:07

ER

For a rectangle whose diagonal is 10cm. Which of the

705-805 Level | Geometry

705-805 Level | Geometry hide tags

Bunuel

11 Jan 2022, 08:30

17

4

1,468

by: jasminelin

20 Mar 2022, 19:04

ER

For a quadratic equation, both the product of the

555-605 Level | Algebra, Number Properties

555-605 Level | Algebra, Number Properties hide tags

Bunuel

09 Jun 2020, 06:57

9

3,182

by: nick1816

04 Sep 2020, 22:56

ER

For a project in Home Economics class, Kirk is making

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

18 Jan 2022, 08:00

1

2,598

by: IanStewart

18 Jan 2022, 08:20

ER

For a positive integer x, the units digits of (x+2)^2

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

Bunuel

14 Mar 2023, 10:30

2

1,160

by: appyankit

19 Mar 2023, 10:50

ER

For a positive integer n, which of the following

555-605 Level | Remainders

555-605 Level | Remainders hide tags

Bunuel

02 Feb 2024, 02:30

8

4

1,117

by: VivekPrateek

02 Feb 2024, 21:49

For a positive integer n, the number n! is defined to

Sub 505 Level | Arithmetic

Sub 505 Level | Arithmetic hide tags

HKD1710

21 Dec 2018, 08:37

7

3

5,975

by: Jason256

15 Jun 2023, 04:22

ER

For a positive integer n, the function @n represents

705-805 Level | Divisibility/Multiples/Factors +2 tags

705-805 Level | Divisibility/Multiples/Factors, Functions and Custom Characters, Number Properties hide tags

Bunuel

09 Jun 2020, 05:22

15

6

3,033

by: wasario

18 Apr 2024, 23:14

ER

For a positive integer n, P(n) represents the product

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

05 Jul 2023, 11:45

2

1,161

by: Crater

05 Jul 2023, 17:47

ER

For a positive integer n, n! denotes the product of

555-605 Level | Divisibility/Multiples/Factors

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

Bunuel

16 Jan 2023, 11:00

1

1,127

by: gmatophobia

16 Jan 2023, 14:23

ER

For a positive integer n, let Pn denote the product of

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

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

Bunuel

25 Jan 2021, 04:00

16

2

7,123

by: chetan2u

25 Jan 2021, 04:40

ER

For a positive integer n, if 5^n is a factor of 25!,

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

MathRevolution

19 Sep 2017, 00:09

5

6

3,086

by: bumpbot

05 Jan 2024, 04:23

ER

For a positive integer n, if 5^n is a factor of 20!,

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

MathRevolution

27 Oct 2016, 08:27

10

5

3,328

by: JeffTargetTestPrep

16 Jul 2023, 14:39

ER

For a positive integer n, f(n) is defined as 1 + 1/2 +

705-805 Level | Arithmetic, Functions and Custom Characters

705-805 Level | Arithmetic, Functions and Custom Characters hide tags

Bunuel

11 Apr 2023, 08:45

13

3

2,023

by: jm2k5

27 Aug 2023, 12:32

ER

For a positive integer n, f(n) and g(n) are defined as

805+ Level | Functions and Custom Characters

805+ Level | Functions and Custom Characters hide tags

MathRevolution

30 Mar 2020, 01:21

8

3

1,362

by: AVARGUR

29 Jun 2023, 21:56

ER

For a positive integer n, E(n) represents the sum of

705-805 Level | Functions and Custom Characters

705-805 Level | Functions and Custom Characters hide tags

Bunuel

06 Jul 2023, 03:45

3

2

956

by: gmatophobia

08 Jul 2023, 08:13

ER

For a positive integer m, [m] is defined to be the

605-655 Level | Remainders

605-655 Level | Remainders hide tags

Bunuel

22 May 2023, 07:30

6

5

1,461

by: imorenor

24 Jun 2023, 21:34

ER

For a positive inteer n, if p is the product of all

505-555 Level | Divisibility/Multiples/Factors

505-555 Level | Divisibility/Multiples/Factors hide tags

VodkaHelps

01 Jul 2018, 02:38

8

4

5,059

by: bumpbot

10 Nov 2022, 01:16

ER

For a physical fitness test, scores are determined by

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

30 Jul 2018, 00:49

2

4

3,980

by: bumpbot

18 Aug 2022, 03:22

ER

For a party, three solid cheese balls with diameters

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

20 Oct 2015, 02:57

303

17

52,353

by: bumpbot

08 Nov 2023, 10:16

ER

For a particular peculiar pair of dice, the

705-805 Level | Probability

705-805 Level | Probability hide tags

Bunuel

26 Mar 2019, 05:47

4

1,894

by: bumpbot

07 May 2024, 07:32

ER

For a particular model of moving truck, rental agency

805+ Level | Algebra

805+ Level | Algebra hide tags

chetan86

22 Oct 2014, 04:48

97

18

23,444

by: gmatophobia

21 Aug 2023, 23:44

ER

For a particular company, the profit P generated by

605-655 Level | Algebra

605-655 Level | Algebra hide tags

emmak

08 May 2013, 22:15

40

5

7,446

by: Bunuel

04 Jul 2013, 00:10

ER

For a nonnegative integer n, if the remainder is 1

605-655 Level | Must or Could be True Questions +2 tags

605-655 Level | Must or Could be True Questions, Number Properties, Remainders hide tags

monirjewel

05 Nov 2010, 20:38

46

13

21,975

by: bumpbot

25 Apr 2023, 00:18

ER

For a non-negative integer n, the function mod(n, d)

655-705 Level | Remainders

655-705 Level | Remainders hide tags

Bunuel

10 Jun 2020, 03:30

2

6

1,540

by: sambitspm

13 Jun 2020, 22:52

ER

For a negative integer x, what is the value of

555-605 Level | Absolute Values

555-605 Level | Absolute Values hide tags

BukrsGmat

22 Jan 2012, 23:17

64

16

14,184

by: bumpbot

10 Jul 2023, 05:28

ER

For a manufacturer, the cost of producing x units is

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

12 Oct 2021, 03:45

1

918

by: TryOneMoreTime

18 Oct 2021, 04:52

ER

For a lottery, three numbers are drawn, each from 1 to

705-805 Level | Probability

705-805 Level | Probability hide tags

Bunuel

16 Aug 2018, 08:47

5

1

1,522

by: CounterSniper

16 Aug 2018, 09:17

ER

For a long time, the price of a certain console

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

11 Feb 2022, 07:15

1

4,623

by: BrentGMATPrepNow

13 Feb 2022, 07:14

ER

For a list of positive numbers, if the median is

705-805 Level | Must or Could be True Questions, Statistics and Sets Problems

705-805 Level | Must or Could be True Questions, Statistics and Sets Problems hide tags

Bunuel

26 May 2022, 01:30

6

1

868

by: zhanbo

26 May 2022, 04:56

ER

For a list of 10 different numbers, the average

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

21 Nov 2022, 12:00

1

3

1,325

by: bumpbot

15 May 2024, 07:37

ER

For a light that has an intensity of 60 candles at its

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

13 Feb 2014, 02:17

50

14

18,028

by: bumpbot

08 Aug 2023, 16:49

ER

For a jambalaya cook-off, there will be x judges

505-555 Level | Combinations

505-555 Level | Combinations hide tags

Bunuel

31 May 2019, 00:07

4

3

3,235

by: woohoo921

09 Jul 2022, 11:33

ER

For a group of n people, k of whom are of the same

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

23 Nov 2015, 12:34

2

3,769

by: ScottTargetTestPrep

13 Mar 2018, 17:04

ER

For a global sports event, Nike has to make 810 pair

655-705 Level | Word Problems, Work Problems

655-705 Level | Word Problems, Work Problems hide tags

Bunuel

20 Apr 2020, 04:59

9

5

4,738

by: Jsgambach

24 Apr 2024, 09:49

ER

For a game in which two partners oppose two other

705-805 Level | Combinations

705-805 Level | Combinations hide tags

Bunuel

18 Feb 2021, 07:00

2

1

1,807

by: CrackverbalGMAT

18 Feb 2021, 08:02

ER

For a fundraising dinner, a florist is asked to create

605-655 Level | Combinations

605-655 Level | Combinations hide tags

goodyear2013

11 Apr 2014, 15:40

25

8

6,735

by: Ishmeet7

05 Sep 2023, 23:45

ER

For a finite sequence of nonzero integers, the

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

TheUltimateWinner

16 Apr 2020, 09:33

1

1,343

by: TestPrepUnlimited

16 Apr 2020, 10:12

ER

For a finite sequence of non zero numbers, the number

505-555 Level | Sequences

505-555 Level | Sequences hide tags

1, 2

TomB

22 Feb 2012, 06:33

180

27

67,805

by: bumpbot

21 Jul 2023, 09:35

ER

For a drama, 3 students need to be selected out of 6

655-705 Level | Probability

655-705 Level | Probability hide tags

Bunuel

18 Jan 2022, 05:45

4

3

1,133

by: bumpbot

13 Aug 2023, 02:26

ER

For a display, identical cubic boxes are stacked in

555-605 Level | Geometry

555-605 Level | Geometry hide tags

1, 2

imhimanshu

23 Sep 2013, 05:10

492

25

71,212

by: Paras96

10 Aug 2023, 04:23

ER

For a cricket match team selection, 2 batsmen, 3

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

25 Jun 2021, 04:45

1

1,948

by: Alekhya1

25 Jun 2021, 07:34

Problem Solving (PS)