Problem Solving (PS)

10 Aug 2026, 04:40

ER

100 Hardest and easiest questions for PS as of June 2026

Guides & Resources

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Bunuel

01 Jan 2026, 05:45

1.2k

10

322,038

15 Jun 2026, 06:41

GMAT PS Question Directory by Topic & Difficulty

Guides & Resources

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bb

16 Apr 2026, 14:28

3.3k

0

1,410,956

by: bb

16 Apr 2026, 14:28

The members of an association decided to contribute equally to create

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

08 Dec 2021, 08:45

7

2

3,558

03 Oct 2024, 15:02

ER

If x/4 is 2 more than x/8, then x =

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

23 Dec 2013, 07:29

22

15

38,182

03 Oct 2024, 14:35

ER

In the figure, AB is parallel to CD. What is the value of x ?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

23 Jun 2022, 08:30

3

2,004

03 Oct 2024, 14:04

How many integers x satisfy the equation (x^2 − x − 1)^(x + 2) = 1 ?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

Bunuel

28 Dec 2021, 07:45

10

3

4,768

03 Oct 2024, 12:29

ER

The difference between two reversed 2-digit positive integers is a per

Poor Quality

Poor Quality hide tags

gracie

22 Jul 2019, 13:03

14

6

4,488

03 Oct 2024, 12:06

ER

In the rectangular coordinate system above, the line y = x

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

enigma123

31 Mar 2012, 02:54

183

14

51,025

by: Vijay_K

03 Oct 2024, 11:38

ER

The number of matches produced in Oregon in 1980 was approximately the

605-655 (Medium) | Percent and Interest Problems

605-655 (Medium) | Percent and Interest Problems hide tags

Bunuel

07 Dec 2020, 02:30

6

2

4,998

03 Oct 2024, 08:21

ER

What is 35% of 4/13 of 520?

Sub 505 (Easy) | Fractions and Ratios, Percent and Interest Problems

Sub 505 (Easy) | Fractions and Ratios, Percent and Interest Problems hide tags

Bunuel

08 May 2015, 06:23

11

8

7,019

03 Oct 2024, 08:16

ER

Find the least number which must be added to 15463 so that the result

655-705 (Hard) | Multiples and Factors

655-705 (Hard) | Multiples and Factors hide tags

Bunuel

27 Jul 2021, 08:00

9

3

5,439

by: whatsarc

03 Oct 2024, 08:03

ER

What is the unit digit of 7^86?

Sub 505 (Easy) | Exponents, Number Properties

Sub 505 (Easy) | Exponents, Number Properties hide tags

Bunuel

14 Jun 2021, 02:45

11

8

7,259

03 Oct 2024, 07:54

ER

What is the units digit of 3^987?

Sub 505 (Easy) | Exponents, Number Properties

Sub 505 (Easy) | Exponents, Number Properties hide tags

Bunuel

01 Aug 2022, 13:15

5

3

4,342

03 Oct 2024, 07:47

ER

What is the units digit of 17^7?

Sub 505 (Easy) | Exponents, Number Properties

Sub 505 (Easy) | Exponents, Number Properties hide tags

Bunuel

11 Jul 2023, 01:30

3

4,194

03 Oct 2024, 07:41

ER

What is the units digit of 7^94?

Sub 505 (Easy) | Exponents, Number Properties

Sub 505 (Easy) | Exponents, Number Properties hide tags

Bunuel

13 Jul 2021, 03:00

7

3

9,251

03 Oct 2024, 07:33

The figure above shows a circle whose centre O has the x- and y- coord

805+ (Hard) | Coordinate Plane, Geometry

805+ (Hard) | Coordinate Plane, Geometry hide tags

Bunuel

03 Jun 2020, 08:21

19

5

3,001

by: elslyknight

03 Oct 2024, 07:02

ER

Three integers, x, y, and z, are in the ratio 1:3:5, respectively. If

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

21 Sep 2021, 05:30

7

2

2,668

by: AK98765

03 Oct 2024, 04:45

Which of the following equations give a circle tangent to y-axis at (0

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

Bunuel

29 Apr 2021, 04:45

35

10

6,027

by: Aryan19852

03 Oct 2024, 04:31

ER

Three filling pipes R, S and T together can fill an empty tank in 2 ho

805+ (Hard) | Work and Rate Problems

805+ (Hard) | Work and Rate Problems hide tags

Bunuel

31 Jan 2022, 05:45

30

5

5,286

03 Oct 2024, 03:03

A university professor received a government grant of M dollars to be

505-555 (Easy) | Percent and Interest Problems, Word Problems

505-555 (Easy) | Percent and Interest Problems, Word Problems hide tags

Bunuel

03 Oct 2024, 01:30

4

2

1,249

by: Purnank

03 Oct 2024, 02:59

ER

If the length of a diagonal of a square is 2x^(1/2), what is the area

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

parkhydel

28 Apr 2020, 07:37

73

12

18,392

03 Oct 2024, 02:22

ER

Combined rate formula?

General Math Questions, Discussions

General Math Questions, Discussions hide tags

Skag55

18 Jun 2013, 23:24

61

6

93,451

03 Oct 2024, 02:18

ER

Printing press X can print an edition of a newspaper in 12 hours, wher

Sub 505 (Easy) | Work and Rate Problems

Sub 505 (Easy) | Work and Rate Problems hide tags

Bunuel

22 May 2020, 10:19

8

9

10,318

03 Oct 2024, 02:14

ER

What is the number of integers satisfying [x - 2/3] + [x + 1/3] = 5?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

MathRevolution

05 Feb 2020, 03:07

27

4

3,797

03 Oct 2024, 02:10

ER

How much tea worth $0.93 per pound must be mixed with tea worth $0.75

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

24 Jan 2016, 06:29

13

9

4,784

03 Oct 2024, 01:50

ER

A certain company with 118 employees oﬀered three diﬀerent training c

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

nislam

04 Oct 2021, 09:20

17

6

2,301

by: imslogic

03 Oct 2024, 00:58

ER

Square root

heeeya

02 Oct 2024, 03:31

5

1,108

03 Oct 2024, 00:55

ER

When playing a game, you roll five regular 6-sided dice. How many

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

twobagels

26 Mar 2021, 16:39

57

11

10,079

03 Oct 2024, 00:21

A students scrapbook had a large collection of stamps which he wanted

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

Bunuel

02 Oct 2024, 01:30

11

2

1,563

by: prantorboni

03 Oct 2024, 00:09

ER

10 speakers gathered to deliver speeches on two topics.

705-805 (Hard) | Combinations

705-805 (Hard) | Combinations hide tags

SVaidyaraman

03 May 2016, 23:30

14

4,389

03 Oct 2024, 00:01

ER

If m=9^(x−1), then in terms of m, 3^(4x−2) must be which of the follow

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

Bunuel

13 May 2021, 02:45

8

7

2,927

02 Oct 2024, 23:56

ER

What is the median of the numbers shown?

Sub 505 (Easy) | Statistics and Sets Problems

Sub 505 (Easy) | Statistics and Sets Problems hide tags

Bunuel

25 Jun 2018, 05:38

15

7

26,768

02 Oct 2024, 23:54

What is the remainder when 1! + 2*2! + 3*3! + 4*4! + … + 12*12! is div

805+ (Hard) | Remainders

805+ (Hard) | Remainders hide tags

Bunuel

01 Jun 2020, 07:18

38

4

7,262

02 Oct 2024, 20:50

ER

A certain cathedral bell marks every hour by ringing a number of times

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

13 Jan 2021, 07:35

5

4

3,512

by: Dbrunik

02 Oct 2024, 19:19

ER

12 persons can do a piece of work in 4 days. How many persons are requ

Sub 505 (Easy) | Work and Rate Problems

Sub 505 (Easy) | Work and Rate Problems hide tags

Bunuel

21 Jan 2021, 07:30

5

7,443

02 Oct 2024, 17:18

The cost of 8 fans and 14 ovens is 36,520. What is the cost of 12 fans

Sub 505 (Easy) | Work and Rate Problems

Sub 505 (Easy) | Work and Rate Problems hide tags

Bunuel

22 Jan 2021, 04:15

5

4

3,999

02 Oct 2024, 17:06

ER

Roger has 6 more than three times the number of marbles than Sam has.

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Russ19

08 Jan 2020, 10:03

6

3

1,360

02 Oct 2024, 16:54

Which of the following fractions has a decimal equivalent that termina

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

30 Mar 2022, 02:45

6

2

1,685

02 Oct 2024, 16:45

ER

The sum of eleven consecutive integers is 11. What is the least of the

Sub 505 (Easy) | Number Properties, Sequences

Sub 505 (Easy) | Number Properties, Sequences hide tags

Ravixxx

18 Apr 2020, 04:57

8

4

6,277

02 Oct 2024, 12:21

ER

A car driver driving in fog, passes a pedestrian

555-605 (Medium) | Distance and Speed Problems

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

dharam44

06 Feb 2019, 03:30

3

4,404

02 Oct 2024, 12:21

ER

Which of the following options correctly describes the relationship be

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

vinhthi

18 Oct 2017, 03:57

9

7

3,515

02 Oct 2024, 11:39

ER

In the diagram above, AD = BE = 6 and CD = 3(BC). If AE = 8, then BC =

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

25 Dec 2018, 02:46

5

15,018

02 Oct 2024, 10:42

ER

If the terms of a sequence {An} are defined by An=n/100, w

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

MathRevolution

11 May 2018, 01:28

19

5

3,004

02 Oct 2024, 09:33

If x > 0 > y and (x 10)/y > 0, then which of the following must be

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

30 Jun 2022, 22:00

3

2

1,666

02 Oct 2024, 07:28

ER

what is the probability that a random number selected from the set of

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Hoozan

15 Dec 2020, 00:54

5

2

2,863

by: yinan

02 Oct 2024, 06:31

ER

An amusement park currently charges the same price for each ticket of

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

13 Nov 2014, 09:42

32

10

9,974

02 Oct 2024, 04:18

Twenty years ago , Morgan was 1/3 as old as he will be in 20 years. .

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

08 Jul 2022, 09:15

3

2

1,244

02 Oct 2024, 03:46

ER

Penniless Pete's piggy bank has no pennies in it, but it has 100 coins

805+ (Hard) | Algebra, Word Problems

805+ (Hard) | Algebra, Word Problems hide tags

Bunuel

20 Mar 2019, 06:12

9

7

2,666

by: Kinshook

02 Oct 2024, 03:24

ER

An article is sold at 20% profit. If its cost price is increased by $5

805+ (Hard) | Percent and Interest Problems

805+ (Hard) | Percent and Interest Problems hide tags

Bunuel

25 Jun 2019, 02:19

25

6

15,178

02 Oct 2024, 00:20

ER

Which of the following is a perfect square?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

Bunuel

14 Jun 2021, 05:15

12

3

7,134

01 Oct 2024, 23:00

ER

(7/5)^1/2 - (7/5)^1/2 =

Sub 505 (Easy) | Roots

Sub 505 (Easy) | Roots hide tags

Bunuel

25 Sep 2024, 01:30

19

7

2,285

by: Chibvike

01 Oct 2024, 21:15

ER

If X,Y and Z are three consecutive multiples of 5. Then which of the

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

stonecold

05 Aug 2016, 20:19

13

6

3,761