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

321,838

by: Bunuel

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

1,410,147

by: bb

16 Apr 2026, 14:28

ER

If 2^z is a factor of 25!, which of the following could be the value

555-605 (Medium) | Exponents +3 tags

555-605 (Medium) | Exponents, Multiples and Factors, Must or Could be True, Number Properties hide tags

Bunuel

28 Apr 2016, 04:50

67

8

11,187

20 Mar 2026, 12:15

ER

Work Rate Problems - All in One Topic!

Math Strategies +3 tags

Math Strategies, Theory, Guides & Resources, Useful Links hide tags

Bunuel

09 Sep 2015, 01:32

728

15

181,838

20 Mar 2026, 11:27

ER

Lines y=√3·x−2 and y=2√3·x−5 intersect at what height above the x axis

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

Bunuel

02 Apr 2021, 02:15

9

4

2,194

20 Mar 2026, 10:59

ER

Which of the following cannot be the range of a set consisting of 5 od

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

Bunuel

20 Mar 2026, 10:37

57

13

9,581

20 Mar 2026, 10:30

ER

Marta plans to buy a certain number of toothbrushes for a total cost o

605-655 (Medium) | Fractions and Ratios

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

TheUltimateWinner

07 May 2020, 08:44

49

7

9,517

by: Prip

20 Mar 2026, 09:17

ER

6 men and 8 boys can finish a work in 10 days while 26 men and 48 boys

605-655 (Medium) | Work and Rate Problems

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

SalahT

30 Jul 2021, 17:30

78

9

8,536

by: DishaAgarwal12

20 Mar 2026, 09:12

ER

Which of the following is the sum of solutions of |x+1| = 2|x-1|?

605-655 (Medium) | Absolute Values, Algebra

605-655 (Medium) | Absolute Values, Algebra hide tags

KarthikMBA2019

10 Jul 2018, 04:15

136

19

13,892

20 Mar 2026, 08:39

ER

If A = -|B| and A-B =-10, what is B?

555-605 (Medium) | Absolute Values, Algebra

555-605 (Medium) | Absolute Values, Algebra hide tags

vinoo7

07 Mar 2016, 07:52

38

14

9,823

20 Mar 2026, 08:35

X, Y and Z are three positive integers such that the least common mult

555-605 (Medium) | Multiples and Factors, Number Properties

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

amanvermagmat

17 Mar 2019, 11:48

8

5

2,784

20 Mar 2026, 08:09

ER

What values of X will be closer to the point A = -5 than the

555-605 (Medium) | Absolute Values, Inequalities

555-605 (Medium) | Absolute Values, Inequalities hide tags

Narenn

17 May 2014, 00:13

69

9

11,419

20 Mar 2026, 07:47

What is the greatest prime factor of 1 + 2 + 3 + . . . . . + 50 + 51?

555-605 (Medium) | Multiples and Factors, Number Properties

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

Bunuel

11 Nov 2023, 08:20

5

3

2,707

20 Mar 2026, 07:42

If p and q are numbers on the number line above, which of the followin

555-605 (Medium) | Absolute Values, Number Properties

555-605 (Medium) | Absolute Values, Number Properties hide tags

GMATBusters

03 Nov 2018, 10:09

18

8

6,355

20 Mar 2026, 07:36

On July 31, 2025, John was twice as old as Brian. On July 1,

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

kevincan

20 Mar 2026, 09:44

3

1

327

by: arushi118

20 Mar 2026, 06:58

ER

When positive integer p is divided by positive integer x,

655-705 (Hard) | Number Properties, Remainders

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

stonecold

18 Oct 2016, 13:03

32

4

5,563

20 Mar 2026, 06:57

ER

If a and b are integers and |a - b| = 16, what is the minimum possible

655-705 (Hard) | Absolute Values, Min-Max Problems

655-705 (Hard) | Absolute Values, Min-Max Problems hide tags

btrg

16 Apr 2019, 09:20

67

15

11,013

20 Mar 2026, 05:50

A Shopkeeper buys 100 pens at

705-805 (Hard) | Percent and Interest Problems

705-805 (Hard) | Percent and Interest Problems hide tags

imrazu

17 Oct 2021, 07:29

2

1,695

by: laborumplaceat

20 Mar 2026, 05:32

ER

The list shown consists of the times, in seconds, that it took each of

655-705 (Hard) | Statistics and Sets Problems

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

forgmat

21 Aug 2007, 17:27

229

19

43,435

by: shwetakoshija

20 Mar 2026, 04:51

ER

If n ≠ -5, which of the following has the least value?

655-705 (Hard) | Inequalities, Min-Max Problems

655-705 (Hard) | Inequalities, Min-Max Problems hide tags

Bunuel

03 Jun 2021, 05:30

12

2

3,612

20 Mar 2026, 04:51

ER

What is the smallest positive integer n for which 324 is a

555-605 (Medium) | Exponents, Multiples and Factors

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

chintzzz

01 Jun 2014, 09:38

139

17

28,879

20 Mar 2026, 03:55

ER

|x - y| + x = y, which of the following must be true?

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

TanvirMahtab22

20 Mar 2026, 03:51

31

4

4,959

20 Mar 2026, 03:48

ER

If x/|y| = -1 which of the following must be true?

555-605 (Medium) | Absolute Values, Algebra

555-605 (Medium) | Absolute Values, Algebra hide tags

Avigano

17 Jul 2016, 10:36

288

12

48,399

20 Mar 2026, 03:43

ER

A factory produces metal rods using two machines, Machine A and Machin

655-705 (Hard) | Work and Rate Problems

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

Demonicgod

15 Feb 2026, 20:36

3

5

889

by: Advait01

20 Mar 2026, 03:37

A drawer contained red socks and black socks. When two socks are drawn

555-605 (Medium) | Min-Max Problems, Probability

555-605 (Medium) | Min-Max Problems, Probability hide tags

Bunuel

05 Mar 2021, 04:15

15

7

9,446

20 Mar 2026, 03:02

ER

16 2/3% of 72 companies that were formed last year plan to h

605-655 (Medium) | Percent and Interest Problems

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

kevincan

19 Mar 2026, 11:12

4

3

541

by: harjas2222

20 Mar 2026, 02:46

ER

If |3-x| < x+5, which of the following

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

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

ajaygaur319

22 Jun 2020, 04:43

41

12

10,152

19 Mar 2026, 22:59

ER

There are 2 parallel line segments AB and CD in a plane.

605-655 (Medium) | Combinations, Geometry

605-655 (Medium) | Combinations, Geometry hide tags

TheOutlawTorn

19 Mar 2026, 22:48

138

7

22,484

19 Mar 2026, 22:45

ER

In how many ways can 5 apples (identical) be distributed among 4 child

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

1, 2

Bunuel

29 Sep 2015, 08:18

290

20

95,594

19 Mar 2026, 20:11

ER

A bag of marbles contains twice as many red marbles as blue marbles, a

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

16 Dec 2020, 04:30

1

4

5,740

19 Mar 2026, 18:52

ER

In a classroom there are 100 pupils, of whom 40 are boys, 30 wear glas

Sub 505 (Easy) | Overlapping Sets, Probability

Sub 505 (Easy) | Overlapping Sets, Probability hide tags

Bunuel

21 Sep 2020, 04:45

11

3

2,323

19 Mar 2026, 18:51

ER

The letters in the word MATHEMATICIAN are written out in the following

605-655 (Medium) | Probability

605-655 (Medium) | Probability hide tags

Bunuel

02 Dec 2019, 00:25

3

3,436

19 Mar 2026, 18:50

ER

Overall supermarket sales have increased by 25%, and Safeco

705-805 (Hard) | Percent and Interest Problems

705-805 (Hard) | Percent and Interest Problems hide tags

kevincan

18 Mar 2026, 16:14

4

1

417

19 Mar 2026, 18:48

ER

Last year, the numbers of oak, elm, and birch trees in Indep

655-705 (Hard) | Fractions and Ratios

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

kevincan

18 Mar 2026, 15:13

5

2

405

19 Mar 2026, 18:47

Sarah has invested in a fund that yields a fixed annual interest rate

805+ (Hard) | Percent and Interest Problems

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

MAN11

09 Nov 2024, 08:43

14

3

1,886

19 Mar 2026, 13:27

ER

80 students applied in 3 different exams – A, B, and C. 50% of the stu

605-655 (Medium) | Overlapping Sets

605-655 (Medium) | Overlapping Sets hide tags

junii

10 Apr 2021, 03:01

22

2

4,461

19 Mar 2026, 12:41

Given f(x) = 2x/(2x − 1), for what value of x, does f(f(x)) = −1?

605-655 (Medium) | Functions and Custom Characters

605-655 (Medium) | Functions and Custom Characters hide tags

Bunuel

22 Oct 2020, 12:48

12

4

4,316

19 Mar 2026, 11:37

n2 vs C(n,3): A common polygon triangle-counting trap on GMAT DS

General Math Questions

General Math Questions hide tags

vallequalle

18 Mar 2026, 10:41

4

2

495

by: vallequalle

19 Mar 2026, 10:52

ER

The table shows the results of a Mathematics test in a class. The test

Sub 505 (Easy) | Statistics and Sets Problems

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

MathRevolution

18 Oct 2019, 03:05

2

3

2,165

19 Mar 2026, 10:46

ER

Mario's Pizza has two choices of crust: deep dish and thin-and-crispy.

505-555 (Easy) | Combinations

505-555 (Easy) | Combinations hide tags

NvrEvrGvUp

01 Nov 2013, 18:34

37

7

20,987

19 Mar 2026, 10:38

ER

A pod of 6 dolphins always swims single file, with 3 females

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

sahil7389

24 Aug 2014, 05:53

26

5

16,857

19 Mar 2026, 10:32

ER

An electric company charges its commercial customers according the

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

NikkiL

31 Dec 2020, 06:22

8

7

3,327

by: GSV

19 Mar 2026, 10:00

ER

What is sum of all solutions to equation: x^(x^2 + 2)

805+ (Hard) | Exponents

805+ (Hard) | Exponents hide tags

BrentGMATPrepNow

11 Jan 2021, 15:11

66

8

8,537

19 Mar 2026, 09:35

ER

The range of a set of measurements is 112.4. If each measurement in

505-555 (Easy) | Statistics and Sets Problems

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

guddo

24 Jan 2024, 08:52

31

3

7,510

19 Mar 2026, 09:29

ER

If |x + 5| = 3 and |2y - 1|/3 = 5, then |x + y| could equal each of th

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

20 Jul 2018, 00:13

11

4

10,093

19 Mar 2026, 09:17

ER

How many values of x satisfy the equation ||x - 7| - 9| = 11?

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

Bunuel

10 Nov 2023, 08:20

18

3

4,508

19 Mar 2026, 09:15

ER

In a certain school, a teachers wants to divide students in groups, so

705-805 (Hard) | Multiples and Factors, Remainders

705-805 (Hard) | Multiples and Factors, Remainders hide tags

Bunuel

13 Apr 2020, 10:26

31

7

6,015

by: modiperspiciatis

19 Mar 2026, 09:10

For a manufacturer, the cost of producing x units is given the express

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

12 Oct 2021, 03:45

3

2

2,358

19 Mar 2026, 09:05

ER

2*10^(1/3) =

505-555 (Easy) | Roots

505-555 (Easy) | Roots hide tags

guddo

30 Jan 2024, 10:55

16

2

5,142

19 Mar 2026, 08:55

ER

Which of the following inequalities is always true for any

555-605 (Medium) | Absolute Values, Must or Could be True

555-605 (Medium) | Absolute Values, Must or Could be True hide tags

derekgmat

09 Nov 2012, 11:03

81

8

16,403

19 Mar 2026, 08:12

ER

The list -1, 4, x, x^2, 11, 5 contains six numbers, where x

655-705 (Hard) | Must or Could be True, Statistics and Sets Problems

655-705 (Hard) | Must or Could be True, Statistics and Sets Problems hide tags

kevincan

19 Mar 2026, 01:08

1

4

477

by: kevincan

19 Mar 2026, 07:46

Which of the following could be the median of the 4 integers listed ab

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

Bunuel

20 Jan 2022, 08:15

53

5

12,736