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

970

22

256,935

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

2,848

0

1,180,477

by: bb

22 Feb 2012, 11:27

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

36,673

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

3,865

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

35,685

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

8

4,594

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

1,011

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

15

8

8,110

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

38,437

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

8

4

2,280

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

13

6

4,659

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

936

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

5,398

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

25

16

3,809

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

40,782

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

198,205

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

47,567

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

5,872

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

10,050

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

812

49

83,435

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

11,386

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

30

6

12,240

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

14,368

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

27,046

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

1,081

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

64

4

4,029

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

12,398

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

8

5

378

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

16,154

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

29

5

7,983

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

13,564

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

13

6

1,249

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

36

7

6,627

by: DanTheGMATMan

13 May 2024, 06:28

ER

A bag has 100 marbles numbered consecutively 0 - 99

655-705 Level | Probability

655-705 Level | Probability hide tags

Bunuel

02 Nov 2021, 09:00

6

2

1,404

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

65,458

by: DanTheGMATMan

13 May 2024, 06:21

ER

Of the 400 employees in a certain office, 260 have

Sub 505 Level | Overlapping Sets

Sub 505 Level | Overlapping Sets hide tags

TinaHo

19 Jul 2023, 20:42

26

6

6,007

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

5,551

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

4,094

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

24

6

7,095

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

295

12

49,462

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

4,638

by: bumpbot

13 May 2024, 04:58

ER

In a certain lottery, the probability that a number

655-705 Level | Probability

655-705 Level | Probability hide tags

Titir

13 Apr 2015, 09:13

18

6

4,561

by: bumpbot

13 May 2024, 04:42

ER

How many different values of x are there such that |x

605-655 Level | Absolute Values

605-655 Level | Absolute Values hide tags

Bunuel

13 May 2024, 01:30

7

3

355

by: Nidzo

13 May 2024, 04:29

ER

Each day a man meets his wife at the train station

805+ Level | Distance Problems

805+ Level | Distance Problems hide tags

1, 2

neoreaves

01 May 2010, 09:41

197

20

62,834

by: bumpbot

13 May 2024, 04:27

ER

Which of the following represent positive numbers?

Sub 505 Level | Arithmetic

Sub 505 Level | Arithmetic hide tags

Bunuel

26 Sep 2016, 05:58

7

9

16,041

by: bumpbot

13 May 2024, 04:17

ER

Let S be the set of all positive integers n such that

605-655 Level | Divisibility/Multiples/Factors

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

Bunuel

05 Jun 2019, 00:33

29

4

19,321

by: bumpbot

13 May 2024, 04:09

Oven A takes five hours longer than oven B to bake y

705-805 Level | Work Problems

705-805 Level | Work Problems hide tags

Laila12618

13 Feb 2023, 14:25

15

4

2,515

by: bumpbot

13 May 2024, 04:00

ER

A certain fraction is equivalent to 2/5. If the

505-555 Level | Arithmetic, Fractions/Ratios/Decimals

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

banksy

15 Mar 2011, 15:54

35

7

18,911

by: bumpbot

13 May 2024, 03:43

ER

Eight identical machines can produce 360 aluminum cans

Sub 505 Level | Work Problems

Sub 505 Level | Work Problems hide tags

MitDavidDv

07 Jun 2011, 14:31

16

11

9,671

by: bumpbot

13 May 2024, 03:35

ER

A car going at 40 miles per hour set out on an 80-mile

555-605 Level | Distance Problems

555-605 Level | Distance Problems hide tags

Bunuel

01 Dec 2015, 04:27

49

10

11,080

by: bumpbot

13 May 2024, 03:29

ER

If d = 1/(4^5*5^16) is expressed as a terminating

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Bunuel

28 Feb 2023, 11:30

5

2

1,597

by: bumpbot

13 May 2024, 03:11

If x is a positive number less than 10, which of the

Sub 505 Level | Arithmetic, Min-Max Problems

Sub 505 Level | Arithmetic, Min-Max Problems hide tags

pushpitkc

02 Nov 2018, 03:00

8

3

5,273

by: bumpbot

13 May 2024, 02:56

Problem Solving (PS)