Problem Solving (PS)

10 Aug 2026, 04:40

ER

100 Hardest and easiest questions for PS as of June 2026

Guides & Resources

Guides & Resources hide tags

Bunuel

01 Jan 2026, 05:45

1.2k

10

321,957

15 Jun 2026, 06:41

GMAT PS Question Directory by Topic & Difficulty

Guides & Resources

Guides & Resources hide tags

bb

16 Apr 2026, 14:28

3.3k

0

1,410,662

by: bb

16 Apr 2026, 14:28

ER

If x^2 - 9x + |k| = 0, where x is a variable and k is a constant, has

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

29 May 2020, 02:06

41

18

10,491

29 Jun 2025, 12:46

ER

A certain zoo has exactly five types of animals: alligators, buffalo,

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

BrentGMATPrepNow

05 Aug 2018, 08:04

14

6

4,706

29 Jun 2025, 11:25

ER

How to solve equations fast ?

General Math Questions, Discussions

General Math Questions, Discussions hide tags

foryearss

20 May 2018, 18:39

2

6

3,581

29 Jun 2025, 10:46

ER

GMAT Formula Cheat Sheet

this_guy

28 Jun 2017, 07:31

23

8

82,857

by: APram

29 Jun 2025, 10:35

ER

There are 6 stores in town that had a total of 20 visitors

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

ruturaj

08 Sep 2011, 23:53

59

11

11,037

29 Jun 2025, 09:26

ER

If b < e < y+k and b-1 < w < k,

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

BrentGMATPrepNow

21 Mar 2017, 07:54

39

4

5,338

29 Jun 2025, 08:55

ER

When they work alone, B needs 25% more time to ﬁnish a job than A does

655-705 (Hard) | Work and Rate Problems

655-705 (Hard) | Work and Rate Problems hide tags

Bunuel

03 Apr 2020, 06:29

61

9

15,459

29 Jun 2025, 08:39

ER

Set A contains the consecutive integers ranging from x to y,

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

lifeisshort

31 Jul 2025, 06:39

73

9

17,532

29 Jun 2025, 06:46

ER

How many prime numbers exist between 260 and 280?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

1, 2

Bunuel

29 Feb 2016, 10:48

108

21

14,481

29 Jun 2025, 06:07

ER

John sells 10 litres of a mixture of apple and orange juice, in which

655-705 (Hard) | Mixture Problems

655-705 (Hard) | Mixture Problems hide tags

Bunuel

28 Dec 2021, 09:00

20

3

3,328

by: KarishmaB

29 Jun 2025, 06:04

ER

For sets A and B, define A*B to be {(a, b)|a∈A and b ∈ B}. If the numb

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

MathRevolution

02 Sep 2019, 01:25

15

3

2,539

29 Jun 2025, 05:11

If y > 2 and = y, for which of the following expressions can a single

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

14 Feb 2020, 05:30

21

4

4,943

29 Jun 2025, 04:57

ER

What is the maximum possible length of an integer less than 600?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

GKomoku

23 Aug 2020, 04:00

69

6

10,843

29 Jun 2025, 04:15

Pablo, Sofia, and Mia got some candy eggs at a party. Pablo had three

655-705 (Hard) | Fractions and Ratios, Word Problems

655-705 (Hard) | Fractions and Ratios, Word Problems hide tags

Bunuel

25 Apr 2019, 01:56

9

3

2,883

29 Jun 2025, 03:23

Two men, A and B, started a job in which A was thrice as good as B and

605-655 (Medium) | Work and Rate Problems

605-655 (Medium) | Work and Rate Problems hide tags

Bunuel

02 Feb 2021, 10:00

7

3

3,244

29 Jun 2025, 02:52

ER

Fifteen clowns decided to contribute equal amounts of money to buy a

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

07 Mar 2017, 01:50

12

9

5,215

by: Batman2024

29 Jun 2025, 02:36

ER

After the price of chocolates was discounted by 40%, a

605-655 (Medium) | Fractions and Ratios, Word Problems

605-655 (Medium) | Fractions and Ratios, Word Problems hide tags

actleader

30 Oct 2012, 23:05

77

13

11,112

29 Jun 2025, 02:32

ER

If 12th root of x is equal to 12, 8th root of y equals to

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

Bunuel

04 May 2022, 04:15

5

3

2,239

29 Jun 2025, 02:25

ER

Of the diplomats who attended a summit conference: 20 spoke French, 32

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

imsahlahno

20 Jul 2014, 08:16

66

13

7,589

29 Jun 2025, 02:21

ER

There are 3 particles A, B, and C moving around a circumference at a c

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

MathRevolution

18 Jun 2020, 02:18

36

5

3,899

29 Jun 2025, 02:13

Tahboob Corporation manufactures only two models of kitchens, model A

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

27 Jun 2025, 00:30

5

703

by: rohitz98

29 Jun 2025, 01:30

If 60 students took a test and the median score was 80, which of the

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

Bunuel

05 Apr 2022, 03:30

25

4

3,612

29 Jun 2025, 01:29

ER

A student is trying to achieve an overall average of at least 90.0 to

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

Bunuel

18 Apr 2018, 18:25

19

4

3,836

29 Jun 2025, 01:17

ER

Gerry decided to spend $450 on fireworks. If he buys regular crackers

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

24 May 2021, 07:15

4

3

1,808

29 Jun 2025, 01:12

ER

In a set of three variables, the average of the first two variables is

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

stonecold

19 Apr 2017, 05:19

14

6

2,954

29 Jun 2025, 00:51

ER

If (x^2+8)yz < 0, wz > 0, and xyz < 0, the which of the following mus

655-705 (Hard) | Algebra +3 tags

655-705 (Hard) | Algebra, Exponents, Inequalities, Number Properties hide tags

CAMANISHPARMAR

07 Jun 2018, 00:02

70

9

10,185

28 Jun 2025, 23:53

ER

If N is a positive integer less than 31, how many values can N take so

805+ (Hard) | Multiples and Factors, Number Properties

805+ (Hard) | Multiples and Factors, Number Properties hide tags

Bunuel

14 Apr 2020, 06:23

18

6

15,631

by: Kinshook

28 Jun 2025, 23:44

ER

From a total of 5 boys and 4 girls, how many 4-person committees can

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

Bunuel

26 Mar 2015, 04:21

8

9

18,792

28 Jun 2025, 18:20

ER

Two students are selected from a class of 5 girls and 12 boys

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

kawal27

19 Sep 2020, 00:49

24

5

6,562

28 Jun 2025, 17:41

ER

In the xy-coordinate system, the distance between points

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

26 Mar 2015, 04:42

11

6

13,112

28 Jun 2025, 16:49

ER

If (x - 7)^2 = -|y - 5|, xy = ?

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

MathRevolution

05 Feb 2019, 01:13

124

19

10,425

28 Jun 2025, 13:19

ER

If the number 892,132,24x is divisible by 11, what must be the value

555-605 (Medium) | Multiples and Factors

555-605 (Medium) | Multiples and Factors hide tags

timothyhenman1

05 Jan 2016, 22:17

27

8

9,313

28 Jun 2025, 11:38

ER

In the next Cricket World Cup T-20, Team A has decided to score 200

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

chetan2u

04 Apr 2016, 07:15

41

14

7,119

by: Krunaal

28 Jun 2025, 11:04

ER

The integer K is positive, but less than 400. If 21K is a multiple of

605-655 (Medium) | Multiples and Factors, Number Properties

605-655 (Medium) | Multiples and Factors, Number Properties hide tags

damham17

23 Dec 2014, 13:43

92

11

12,882

28 Jun 2025, 08:27

ER

What is the sum of the largest 5 prime numbers that are less than 100?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

07 Jul 2020, 03:20

8

5

3,248

by: ZIX

28 Jun 2025, 06:39

ER

Jack and Christina are standing 210 feet apart on a level

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

cano

17 Sep 2010, 05:44

40

14

7,973

28 Jun 2025, 06:23

ER

There are 5 marbles in a bag - 2 are orange and 3 are blue. If two mar

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

05 Dec 2014, 07:44

19

10

10,570

28 Jun 2025, 05:28

ER

A and B are friends. A and B can independently build a wall in 15 days

655-705 (Hard) | Work and Rate Problems

655-705 (Hard) | Work and Rate Problems hide tags

12921

18 Apr 2022, 20:36

19

10

5,854

28 Jun 2025, 05:15

ER

Boris has an incredible coin changing machine. When he puts in a quart

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

twobagels

11 Feb 2022, 14:40

11

2

2,294

28 Jun 2025, 04:00

ER

If 0 > y > –1, then which of the following inequalities must be true?

705-805 (Hard) | Inequalities, Must or Could be True

705-805 (Hard) | Inequalities, Must or Could be True hide tags

Bunuel

24 Feb 2022, 23:15

18

6

4,643

28 Jun 2025, 02:58

ER

In the coordinate plane, line k passes through the origin and has slop

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

1, 2

Bunuel

31 Jan 2022, 10:27

453

27

37,208

28 Jun 2025, 01:57

ER

On the graph above, when x = 1/2, y = 2; and when x = 1, y =

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

30 Jul 2012, 01:53

206

13

51,775

28 Jun 2025, 01:39

ER

If x and y are consecutive integers, x > y, and x^2 - 1 > y^2 - 4y + x

655-705 (Hard) | Inequalities, Must or Could be True

655-705 (Hard) | Inequalities, Must or Could be True hide tags

Bunuel

30 Aug 2024, 07:09

40

6

9,636

28 Jun 2025, 00:06

ER

Consider the number [m](a/100)^4[/m] , where a is a positive integer.

655-705 (Hard) | Arithmetic, Number Properties

655-705 (Hard) | Arithmetic, Number Properties hide tags

siddhantvarma

13 Jun 2025, 04:29

6

2

1,274

by: shwetakoshija

27 Jun 2025, 23:25

ER

The linear equation, y = 5x + 2y , defines y as a function of x

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

Aabhash777

08 Jun 2025, 08:07

5

1

920

by: shwetakoshija

27 Jun 2025, 23:11

If x and y are integers and 72^x∗54^y=96, what is the value of x−y?

655-705 (Hard) | Algebra, Exponents

655-705 (Hard) | Algebra, Exponents hide tags

Bunuel

07 Mar 2017, 01:55

43

7

10,049

27 Jun 2025, 18:46

ER

What is the area of a triangle with vertices (–2, 4), (2, 4) and (–6,

505-555 (Easy) | Coordinate Plane, Geometry

505-555 (Easy) | Coordinate Plane, Geometry hide tags

Bunuel

19 Dec 2018, 01:23

21

3

9,613

27 Jun 2025, 14:15

ER

If 7<x^2-4x+12, which of the following MUST be true?

805+ (Hard) | Exponents, Inequalities

805+ (Hard) | Exponents, Inequalities hide tags

BrentGMATPrepNow

28 Oct 2019, 06:59

57

6

8,478

27 Jun 2025, 13:53

ER

If x is the reciprocal of a positive integer, then the maximum value o

805+ (Hard) | Min-Max Problems, Number Properties

805+ (Hard) | Min-Max Problems, Number Properties hide tags

Bunuel

29 Apr 2015, 04:03

99

11

12,203

27 Jun 2025, 13:46

ER

As the figure shows, A = -5 and B = 4. If AC:CD:DB=1:2:3, what are th

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

MathRevolution

11 Jul 2019, 23:40

6

4

2,401