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

257,492

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

1,181,677

by: bb

22 Feb 2012, 11:27

ER

If x < y < 0, which of the following must be

555-605 Level | Absolute Values +3 tags

555-605 Level | Absolute Values, Exponents, Inequalities, Must or Could be True Questions hide tags

Bunuel

21 Jan 2019, 02:31

38

8

10,088

by: bumpbot

14 May 2024, 00:04

ER

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

705-805 Level | Algebra, Sequences

705-805 Level | Algebra, Sequences hide tags

mangamma

01 May 2019, 08:30

22

5

3,500

by: bumpbot

13 May 2024, 23:46

ER

Mary’s annual income is $15,000 and John’s annual

655-705 Level | Mixture Problems, Word Problems

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

megafan

04 Mar 2013, 07:50

43

14

9,546

by: bumpbot

13 May 2024, 22:39

ER

In a certain sequence, term1 = 64, and for all

655-705 Level | Sequences

655-705 Level | Sequences hide tags

BrentGMATPrepNow

13 Jun 2018, 07:32

29

5

3,412

by: bumpbot

13 May 2024, 22:30

ER

In an examination, each student appeared for at least

555-605 Level | Overlapping Sets

555-605 Level | Overlapping Sets hide tags

Bunuel

04 Nov 2021, 06:45

4

2

2,469

by: bumpbot

13 May 2024, 22:08

ER

If N = 2^64 and N^N = 2^K, then K = ?

605-655 Level | Algebra, Exponents

605-655 Level | Algebra, Exponents hide tags

Rajat1998

03 Jun 2019, 01:06

30

5

6,127

by: bumpbot

13 May 2024, 21:57

ER

The square of the time taken by a planet to complete

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

26 May 2022, 04:45

2

1,019

by: bumpbot

13 May 2024, 21:32

ER

The reversal of a three-digit integer ABC is the

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Ravixxx

20 Apr 2020, 09:18

12

4

1,769

by: bumpbot

13 May 2024, 21:19

ER

If n is an odd integer greater than 2017, then n³-n

605-655 Level | Divisibility/Multiples/Factors

605-655 Level | Divisibility/Multiples/Factors hide tags

pooh.2304

13 May 2024, 13:33

2

3

344

by: VivekPrateek

13 May 2024, 21:16

ER

Rhonda invested $25,000 in a mutual fund account

Sub 505 Level | Word Problems

Sub 505 Level | Word Problems hide tags

Bunuel

28 Sep 2021, 07:00

1

3

1,082

by: QueenFreak

13 May 2024, 21:14

ER

In how many arrangements can a teacher seat 3 girls

Sub 505 Level | Combinations

Sub 505 Level | Combinations hide tags

Bunuel

16 Apr 2017, 23:59

51

5

20,745

by: QueenFreak

13 May 2024, 21:03

ER

Two number cubes with faces numbered 1 to 6 are

505-555 Level | Probability

505-555 Level | Probability hide tags

vingmat001

02 Mar 2014, 20:20

52

17

36,721

by: micahman

13 May 2024, 21:00

ER

In a series of races, 10 toy cars are raced, 2 cars at

555-605 Level | Combinations

555-605 Level | Combinations hide tags

Bunuel

07 Mar 2019, 03:02

5

4

3,905

by: bumpbot

13 May 2024, 20:42

ER

If p ≠ 0 and p – (1 – p^2 )/p = r/p, then r =

Sub 505 Level | Algebra, Fractions/Ratios/Decimals

Sub 505 Level | Algebra, Fractions/Ratios/Decimals hide tags

AbdurRakib

15 Jun 2016, 01:09

67

11

35,758

by: bumpbot

13 May 2024, 20:05

ER

Which of the following are divisible by 2, 3, and 8?

555-605 Level | Divisibility/Multiples/Factors

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

Bunuel

14 Apr 2016, 02:36

9

8

4,730

by: bumpbot

13 May 2024, 19:36

ER

What is the unit digit of 4387^245*621^72 ?

505-555 Level | Exponents, Number Properties

505-555 Level | Exponents, Number Properties hide tags

Bunuel

04 Jul 2022, 12:45

2

3

1,150

by: bumpbot

13 May 2024, 19:04

ER

A sum of money was divided between John and Bob so

555-605 Level | Fractions/Ratios/Decimals

555-605 Level | Fractions/Ratios/Decimals hide tags

Bunuel

30 Jun 2017, 03:30

16

8

8,142

by: bumpbot

13 May 2024, 18:55

ER

Of the five coordinates associated with points A, B,

Sub 505 Level | Absolute Values

Sub 505 Level | Absolute Values hide tags

Bunuel

20 Aug 2012, 03:09

68

8

38,513

by: bumpbot

13 May 2024, 17:15

ER

What is the remainder when 2^26 is divided by 6 ?

605-655 Level | Exponents, Remainders

605-655 Level | Exponents, Remainders hide tags

Bunuel

21 Jul 2022, 03:07

9

4

2,327

by: bumpbot

13 May 2024, 14:28

ER

In a round-robin tournament with 6 teams, each team

805+ Level | Combinations

805+ Level | Combinations hide tags

Bunuel

22 Apr 2019, 01:54

14

6

4,692

by: bumpbot

13 May 2024, 14:06

The signage of ABC business school has flashing neon

705-805 Level | Divisibility/Multiples/Factors

705-805 Level | Divisibility/Multiples/Factors hide tags

Addu.23

03 May 2022, 20:25

2

952

by: bumpbot

13 May 2024, 13:08

ER

In the figure above, v = 2w, w = 2x, and x = y/3. What

505-555 Level | Geometry

505-555 Level | Geometry hide tags

Bunuel

25 Dec 2018, 02:29

1

5

5,426

by: bumpbot

13 May 2024, 12:40

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

It would take one machine 4 hours to complete a large

Sub 505 Level | Work Problems

Sub 505 Level | Work Problems hide tags

Walkabout

17 Dec 2012, 06:29

65

18

40,863

by: bumpbot

13 May 2024, 11:01

ER

If Sally can paint a house in 4 hours, and John can

Sub 505 Level | Work Problems

Sub 505 Level | Work Problems hide tags

MariaF

02 Nov 2012, 10:46

39

15

198,412

by: bumpbot

13 May 2024, 10:46

ER

One inlet pipe fills an empty tank in 5 hours. A

Sub 505 Level | Work Problems

Sub 505 Level | Work Problems hide tags

Bunuel

11 Feb 2014, 00:51

64

9

47,657

by: bumpbot

13 May 2024, 10:38

ER

The scores of Amal and Bimal in an examination are in

605-655 Level | Fractions/Ratios/Decimals

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

AbdulMalikVT

23 Aug 2019, 11:04

19

9

5,920

by: bumpbot

13 May 2024, 10:30

ER

Four carpenters can individually complete a particular

555-605 Level | Min-Max Problems, Work Problems

555-605 Level | Min-Max Problems, Work Problems hide tags

shradhagrover18

05 Jun 2012, 10:02

18

7

10,090

by: bumpbot

13 May 2024, 09:15

ER

A bus from city M is traveling to city N at a constant

805+ Level | Distance Problems

805+ Level | Distance Problems hide tags

1, 2, 3

gmattokyo

07 Nov 2009, 03:23

814

49

83,536

by: Vordhosbn

13 May 2024, 09:05

ER

What is the probability that a 3-digit positive

705-805 Level | Probability

705-805 Level | Probability hide tags

R2I4D

30 Dec 2009, 04:43

35

10

11,417

by: bumpbot

13 May 2024, 08:57

ER

If x is a positive integer such that

805+ Level | Inequalities

805+ Level | Inequalities hide tags

Bunuel

29 Jan 2016, 03:14

31

6

12,294

by: bumpbot

13 May 2024, 08:55

ER

What are the coordinates of point B in the xy-plane

555-605 Level | Coordinate Geometry, Geometry

555-605 Level | Coordinate Geometry, Geometry hide tags

Bunuel

20 Nov 2015, 00:59

55

10

14,404

by: bumpbot

13 May 2024, 08:46

ER

A committee of 6 is chosen from 8 men and 5 women so

805+ Level | Combinations

805+ Level | Combinations hide tags

1, 2

jakolik

29 Jul 2010, 20:36

80

21

27,129

by: bumpbot

13 May 2024, 08:43

ER

The letters of the word PROMISE are arranged. One of

705-805 Level | Combinations, Probability

705-805 Level | Combinations, Probability hide tags

Bunuel

04 Mar 2021, 09:30

7

2

1,113

by: bumpbot

13 May 2024, 08:35

ER

Two cars, each moving at their respective constant

705-805 Level | Distance Problems

705-805 Level | Distance Problems hide tags

Bunuel

10 Oct 2022, 04:20

65

4

4,069

by: Vordhosbn

13 May 2024, 08:27

ER

A sprinter starts running on a circular path of radius

805+ Level | Distance Problems, Geometry

805+ Level | Distance Problems, Geometry hide tags

Bunuel

08 Jan 2020, 03:53

20

6

12,440

by: bumpbot

13 May 2024, 08:17

ER

If x is an integer and 2x^2 + 9 < 9x, how many

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

Bunuel

13 May 2024, 01:30

9

5

472

by: prantorboni

13 May 2024, 07:45

If a = 1 and b = -2, then (2a^2 + b)(x + y) + (a +

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

HarveyKlaus

23 Jul 2016, 14:19

26

4

16,195

by: bumpbot

13 May 2024, 07:23

ER

The domain of the function f(x) = \frac{\sqrt{x -

605-655 Level | Functions and Custom Characters, Number Properties

605-655 Level | Functions and Custom Characters, Number Properties hide tags

Bunuel

16 Aug 2023, 06:00

30

5

8,176

by: DanTheGMATMan

13 May 2024, 07:17

ER

The table above shows the results of a recent school

Sub 505 Level | Percent and Interest Problems

Sub 505 Level | Percent and Interest Problems hide tags

NoHalfMeasures

08 Jun 2014, 00:23

32

2

13,609

by: DanTheGMATMan

13 May 2024, 06:56

ER

If the sum of all x^n, where x is a positive two-digit

705-805 Level | Algebra

705-805 Level | Algebra hide tags

Bunuel

01 Feb 2024, 02:04

14

6

1,285

by: Amobnc

13 May 2024, 06:30

ER

The table above represents 100 people grouped by their

555-605 Level | Probability

555-605 Level | Probability hide tags

Bunuel

16 Aug 2023, 09:00

37

7

6,767

by: DanTheGMATMan

13 May 2024, 06:28

ER

A bag has 100 marbles numbered consecutively 0 - 99

705-805 Level | Probability

705-805 Level | Probability hide tags

Bunuel

02 Nov 2021, 09:00

6

2

1,441

by: bumpbot

13 May 2024, 06:26

ER

According to the chart shown, which of the following is

555-605 Level | Graphs and Illustrations, Statistics and Sets Problems

555-605 Level | Graphs and Illustrations, Statistics and Sets Problems hide tags

Walkabout

12 Dec 2012, 03:05

256

17

65,576

by: DanTheGMATMan

13 May 2024, 06:21

ER

Of the 400 employees in a certain office, 260 have

505-555 Level | Overlapping Sets

505-555 Level | Overlapping Sets hide tags

TinaHo

19 Jul 2023, 20:42

26

6

6,131

by: DanTheGMATMan

13 May 2024, 06:14

ER

For which year between 1980 and 2008, inclusive, does

655-705 Level | Percent and Interest Problems

655-705 Level | Percent and Interest Problems hide tags

Bunuel

04 Aug 2023, 12:00

28

4

5,669

by: DanTheGMATMan

13 May 2024, 06:00

ER

(4^(-3) - 4^(-5))/4^(-5) =

505-555 Level | Exponents

505-555 Level | Exponents hide tags

Bunuel

01 Aug 2023, 09:00

20

7

4,185

by: DanTheGMATMan

13 May 2024, 05:52

ER

What is the greatest integer that is less than

555-605 Level | Absolute Values

555-605 Level | Absolute Values hide tags

gmatophobia

15 Jul 2023, 06:09

25

6

7,240

by: DanTheGMATMan

13 May 2024, 05:51

ER

If a and b are positive integers such that a – b and

705-805 Level | Must or Could be True Questions, Number Properties

705-805 Level | Must or Could be True Questions, Number Properties hide tags

zaarathelab

17 Dec 2009, 04:58

297

12

49,579

by: bumpbot

13 May 2024, 05:44

ER

A mixture contains nothing but water and acetone in a

505-555 Level | Mixture Problems

505-555 Level | Mixture Problems hide tags

Bunuel

08 Jul 2021, 06:30

14

4

4,684

by: bumpbot

13 May 2024, 04:58

Problem Solving (PS)