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

257,524

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

1,181,775

by: bb

22 Feb 2012, 11:27

ER

In a pin factory, it needs to produce 100,000 pins

505-555 Level | Work Problems

505-555 Level | Work Problems hide tags

Bunuel

04 Jul 2023, 07:45

1

2

896

by: IshanSaini

05 Jul 2023, 01:04

ER

In the figure above, O is the center of the circle.

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

02 Nov 2021, 02:30

4

2

2,249

by: Can,Will

05 Jul 2023, 02:26

ER

If x - 2 < 8 and x + 6 > 4, which of the

Sub 505 Level | Inequalities

Sub 505 Level | Inequalities hide tags

Bunuel

05 Jul 2023, 01:30

3

1,216

by: 8.toastcrunch

05 Jul 2023, 02:42

ER

A pilotless cargo carrier brings water, air and dry

Sub 505 Level | Fractions/Ratios/Decimals, Word Problems

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

Bunuel

05 Jul 2023, 01:30

3

1,811

by: 8.toastcrunch

05 Jul 2023, 02:50

ER

A tightrope approximately 320 m long is suspended

Sub 505 Level | Probability

Sub 505 Level | Probability hide tags

Bunuel

27 Jun 2023, 01:31

4

1,269

by: rxb266

05 Jul 2023, 03:28

ER

For 6-digit integer 46x,y12, when x and y are drawn at

605-655 Level | Divisibility/Multiples/Factors, Probability

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

Bunuel

05 Jul 2023, 03:45

3

2

997

by: Engineer1

05 Jul 2023, 05:22

ER

In a trapezium ABCD, AB is parallel to DC, AB = 3DC,

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

31 Jul 2016, 03:08

15

5

4,618

by: bumpbot

05 Jul 2023, 05:44

ER

At the wholesale store you can buy an 8-pack of hot

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

21 Aug 2016, 04:24

5

3

2,168

by: bumpbot

05 Jul 2023, 05:50

ER

If the following expression extends to an infinite

805+ Level | Algebra, Roots

805+ Level | Algebra, Roots hide tags

Bunuel

03 Mar 2020, 01:38

45

8

5,862

by: Regor60

05 Jul 2023, 06:27

ER

In the formula V = 1/(2r)^3, if r is halved, then V is

505-555 Level | Fractions/Ratios/Decimals

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

vksunder

15 Jul 2008, 12:39

103

15

28,376

by: achloes

05 Jul 2023, 07:31

ER

In an increasing sequence of 10 consecutive integers,

505-555 Level | Arithmetic, Sequences

505-555 Level | Arithmetic, Sequences hide tags

Walkabout

07 Dec 2012, 04:31

259

18

60,409

by: Abhishek009

05 Jul 2023, 07:46

ER

The equation of a circle in the x-y coordinate plane

655-705 Level | Coordinate Geometry

655-705 Level | Coordinate Geometry hide tags

Bunuel

05 Jul 2023, 07:45

5

2

938

by: avirupm97

05 Jul 2023, 08:37

ER

If x and y are positive integers, and (4x)/(3y) is an

Sub 505 Level | Divisibility/Multiples/Factors, Must or Could be True Questions

Sub 505 Level | Divisibility/Multiples/Factors, Must or Could be True Questions hide tags

Bunuel

04 Jul 2023, 01:30

3

6

1,796

by: TheDG

05 Jul 2023, 09:11

ER

If 2p/(p^2-2p+1) =1/4, then the value of p+1/p is

705-805 Level | Algebra

705-805 Level | Algebra hide tags

aveek86

23 Jun 2017, 14:12

16

9

17,196

by: bumpbot

05 Jul 2023, 09:11

ER

What is the range of values for z^2 given that (z^2 +

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

EncounterGMAT

19 Mar 2019, 05:17

13

11

3,034

by: bumpbot

05 Jul 2023, 09:35

ER

If the digits 37 in the decimal 0.00037 repeat

555-605 Level | Exponents

555-605 Level | Exponents hide tags

aimingformba

15 Jul 2010, 22:37

70

14

10,054

by: bumpbot

05 Jul 2023, 12:30

ER

Jug contains water and orange juice in the ratio 5:7 .

605-655 Level | Mixture Problems

605-655 Level | Mixture Problems hide tags

rxs0005

01 Apr 2011, 06:22

128

18

35,811

by: ankitgoswami

05 Jul 2023, 12:52

ER

If x is a negative integer, which of the following

Sub 505 Level | Algebra +2 tags

Sub 505 Level | Algebra, Min-Max Problems, Number Properties hide tags

shapla

12 Jan 2016, 08:45

38

11

26,601

by: bumpbot

05 Jul 2023, 14:20

ER

If an integer n is divisible by both 6 and 8, then it

Sub 505 Level | Divisibility/Multiples/Factors

Sub 505 Level | Divisibility/Multiples/Factors hide tags

Amit05

04 Jul 2007, 20:50

30

13

28,702

by: bumpbot

05 Jul 2023, 16:48

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

A truck is filled to 1/4 of its maximum weight

Sub 505 Level | Fractions/Ratios/Decimals

Sub 505 Level | Fractions/Ratios/Decimals hide tags

Bunuel

10 Nov 2020, 10:45

7

5

2,535

by: bumpbot

05 Jul 2023, 18:44

ER

For x < 0. Simplify {-(x + 1) |x-1| + 1}^1/2?

655-705 Level | Absolute Values, Algebra

655-705 Level | Absolute Values, Algebra hide tags

Vamshi8411

26 Jul 2012, 05:35

86

15

15,333

by: bumpbot

05 Jul 2023, 19:26

ER

Four brothers Adam, Bill, Charles and David together

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

hardnstrong

01 Apr 2010, 04:37

57

11

10,457

by: bumpbot

05 Jul 2023, 20:14

ER

Jeonghee has 5 different red cards and 5 different

705-805 Level | Probability

705-805 Level | Probability hide tags

MathRevolution

20 Mar 2019, 01:58

18

5

2,115

by: bumpbot

05 Jul 2023, 20:20

ER

12 Days of Christmas GMAT Competition - Day 9: p, m,

655-705 Level | Divisibility/Multiples/Factors, Number Properties

655-705 Level | Divisibility/Multiples/Factors, Number Properties hide tags

Bunuel

22 Dec 2021, 07:00

14

2

3,192

by: bumpbot

05 Jul 2023, 22:16

ER

What is the maximum number of 3x3 squares that can be

605-655 Level | Combinations

605-655 Level | Combinations hide tags

Bunuel

12 Nov 2021, 04:15

4

3

3,588

by: tonz_0502

05 Jul 2023, 23:16

ER

The surface area of a spill, s, is directly

605-655 Level | Word Problems

605-655 Level | Word Problems hide tags

GianKR

05 Jul 2023, 09:43

4

7

1,019

by: Bunuel

06 Jul 2023, 00:23

ER

What is the area of ABCDE?

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

06 Feb 2020, 05:40

4

5

3,563

by: Bunuel

06 Jul 2023, 00:33

ER

Kim purchased n items from a catalog for $8 each

505-555 Level | Number Properties

505-555 Level | Number Properties hide tags

mohnish104

09 Dec 2013, 01:24

55

7

18,601

by: bumpbot

06 Jul 2023, 01:52

ER

In an x-meter race competition, Tom gives Jerry a

555-605 Level | Distance Problems

555-605 Level | Distance Problems hide tags

Bunuel

05 Feb 2022, 02:54

16

3

5,204

by: Bunuel

06 Jul 2023, 02:31

ER

Ada and Paul received their scores on three tests. On

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

07 Feb 2014, 05:42

399

14

43,534

by: bumpbot

06 Jul 2023, 02:51

ER

A student must choose exactly two out of the three

555-605 Level | Probability

555-605 Level | Probability hide tags

Bunuel

25 Apr 2022, 06:15

4

2

1,018

by: bumpbot

06 Jul 2023, 03:13

ER

A “descending number” is a three-digit number,

805+ Level | Probability

805+ Level | Probability hide tags

Bunuel

15 Aug 2017, 23:33

33

16

12,116

by: bumpbot

06 Jul 2023, 03:27

ER

In the correctly worked multiplication problem shown

705-805 Level | Arithmetic

705-805 Level | Arithmetic hide tags

Bunuel

12 Oct 2020, 03:30

30

3

4,254

by: bumpbot

06 Jul 2023, 03:43

ER

What is the remainder when positive integer n is

605-655 Level | Remainders

605-655 Level | Remainders hide tags

Bunuel

05 Apr 2022, 05:30

4

2

1,382

by: bumpbot

06 Jul 2023, 03:51

ER

There are 68 children in the cafeteria of a school and

705-805 Level | Overlapping Sets

705-805 Level | Overlapping Sets hide tags

Bunuel

01 Feb 2017, 08:19

55

15

6,273

by: bumpbot

06 Jul 2023, 05:23

ER

If |x 2| = p, where x < 2, then x p =

655-705 Level | Absolute Values

655-705 Level | Absolute Values hide tags

Bunuel

29 Oct 2021, 01:39

21

3

2,624

by: BrushMyQuant

06 Jul 2023, 07:23

ER

'm' is the remainder when 3^2020 is divided by 13 and

655-705 Level | Exponents, Remainders

655-705 Level | Exponents, Remainders hide tags

MathRevolution

31 Aug 2020, 03:04

27

10

10,281

by: bumpbot

06 Jul 2023, 07:32

ER

If 9 men working 7.5 hours a day can finish a piece of

605-655 Level | Work Problems

605-655 Level | Work Problems hide tags

Bunuel

30 May 2022, 04:15

7

2

5,921

by: Abhishek009

06 Jul 2023, 07:41

ER

A 1 meter by 1 meter by 1 meter sheet of paper is to

Sub 505 Level | Geometry

Sub 505 Level | Geometry hide tags

Bunuel

03 Mar 2022, 07:00

4

5

2,137

by: Can,Will

06 Jul 2023, 07:42

ER

What is the greatest possible (straight line)

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

06 Jul 2023, 01:31

2

3

934

by: Abhishek009

06 Jul 2023, 07:51

ER

Which of the following integers cannot be expressed as

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Bunuel

27 Nov 2019, 01:43

13

3

2,984

by: Abhishek009

06 Jul 2023, 07:53

ER

At a certain university, there are s students, w of

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

24 Nov 2016, 02:55

31

3

4,442

by: bumpbot

06 Jul 2023, 07:58

ER

Three men A,B, C and two women X, Y are to be seated

655-705 Level | Combinations

655-705 Level | Combinations hide tags

SVaidyaraman

02 May 2016, 21:05

6

2

1,955

by: bumpbot

06 Jul 2023, 09:01

ER

If N = 4^31 + 1, what is the remainder when N is

505-555 Level | Exponents, Remainders

505-555 Level | Exponents, Remainders hide tags

Bunuel

27 Apr 2016, 00:05

28

10

5,077

by: bumpbot

06 Jul 2023, 10:05

ER

If the distances between consecutive ticks in the

655-705 Level | Arithmetic

655-705 Level | Arithmetic hide tags

Bunuel

06 Jul 2023, 07:45

1

2

1,024

by: JAAX7

06 Jul 2023, 11:07

ER

Two identical circles, with centers O and O" and

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

03 May 2020, 10:32

11

3

2,925

by: bumpbot

06 Jul 2023, 11:25

ER

6 men can finish a piece of work in 2 hours. How long

555-605 Level | Work Problems

555-605 Level | Work Problems hide tags

atsdabhay

03 Oct 2020, 03:40

13

9

2,997

by: bumpbot

06 Jul 2023, 12:37

ER

Driving along a highway, Megan noticed that her

505-555 Level | Distance Problems

505-555 Level | Distance Problems hide tags

Bunuel

25 Jan 2022, 05:15

3

2

1,909

by: bumpbot

06 Jul 2023, 13:21

ER

In the above diagram, the 16 dots are in rows and

805+ Level | Combinations, Geometry

805+ Level | Combinations, Geometry hide tags

mikemcgarry

03 Feb 2014, 11:47

46

7

14,600

by: bumpbot

06 Jul 2023, 15:12

Problem Solving (PS)