Problem Solving (PS)

10 Aug 2026, 04:40

ER

100 Hardest and easiest questions for PS as of June 2026

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Bunuel

01 Jan 2026, 05:45

1.2k

10

321,710

by: Bunuel

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

1,409,715

by: bb

16 Apr 2026, 14:28

ER

What is the probability that the product of two integers (not necessar

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

25 Jul 2019, 01:27

3

6

2,229

by: ScottTargetTestPrep

26 Jul 2019, 12:13

If x and y are positive integers, then xy + x is

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

17 Aug 2016, 01:57

2

8

2,827

by: prodigyazu

26 Jul 2019, 08:03

Four pool balls—A, B, C, D—are randomly arranged in a straight line.

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

Bunuel

26 Jul 2019, 00:26

2

3,660

by: Archit3110

26 Jul 2019, 07:17

If a = 49 and b = 59, then (a^2 - b^2)/(a - b) – (a^2 - b^2)/(a + b) =

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

24 Jul 2019, 02:53

2

3

1,724

by: Luca1111111111111

26 Jul 2019, 07:09

ER

In jar A, 60% of the marbles are red and the rest are green. 40% of th

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

25 Jul 2019, 01:13

1

7

4,385

by: Ananya1919

26 Jul 2019, 06:59

ER

If the average of x and y equals 40, the average of y and z equals 60

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

25 Jul 2019, 23:58

1

4

3,282

by: reach2sangram

26 Jul 2019, 04:44

ER

(x + y)^2 – (x^2 – y^2 ) =

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

25 Jul 2019, 23:46

2

2,242

26 Jul 2019, 01:26

ER

If (x + 2y)/(2x - y) = 2, then x =

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

25 Jul 2019, 23:36

2

2,179

by: CrackverbalGMAT

26 Jul 2019, 00:57

ER

The nth term of the sequence a1, a2, a3, …, an is defined as an = –(an

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

Bunuel

25 Jul 2019, 01:01

3

3,154

by: kitipriyanka

25 Jul 2019, 22:52

ER

Angela walks along a trail at a rate of 3 kilometers per hour and retu

555-605 (Medium) | Distance and Speed Problems

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

Bunuel

24 Jul 2019, 00:31

4

2,463

25 Jul 2019, 04:44

ER

The difference between two angles of a triangle is 24°. The average of

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

24 Jul 2019, 04:55

2

3

13,560

25 Jul 2019, 04:41

ER

The last digit of which one of the following results equals the last

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

23 Jul 2019, 23:22

5

2,420

25 Jul 2019, 04:40

ER

In the circle shown in the figure, the length of the arc ACB is 3 time

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

18 Jul 2019, 22:14

3

4

1,775

25 Jul 2019, 04:37

ER

A gardener sets 180 plants in row. Each row contains the same number

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

20 Jul 2019, 03:43

7

4

4,565

25 Jul 2019, 04:35

ER

In the figure, ABCD and BECD are two parallelograms. If the area of pa

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Sajjad1994

23 Jul 2019, 04:48

1

2

1,946

25 Jul 2019, 03:49

ER

In the figure, A and B are centers of two circles touching each other.

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Sajjad1994

29 Dec 2019, 03:36

5

4

3,898

25 Jul 2019, 03:39

ER

If the ratio of undergraduate students to graduate students is 7 to 4

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

17 Jul 2019, 00:51

1

5

3,388

25 Jul 2019, 03:05

ER

The arithmetic mean (average) of the numbers a and b is 5, and the geo

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

24 Jul 2019, 05:03

4

3,756

25 Jul 2019, 01:55

ER

Josh and Marcia bought a number of chairs at an auction. The average

555-605 (Medium) | Fractions and Ratios

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

Bunuel

24 Jul 2019, 00:29

3

8

3,157

25 Jul 2019, 01:19

ER

Steve wants to paint one rectangular shaped wall of his room..........

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

EgmatQuantExpert

23 Jul 2019, 03:03

2

3,192

25 Jul 2019, 01:04

ER

Adam wants to build a fence around his rectangular garden ............

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

EgmatQuantExpert

23 Jul 2019, 03:01

2

5,604

25 Jul 2019, 01:02

ER

A total of $1200 is deposited in two savings accounts for one year, pa

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

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

Bunuel

24 Jul 2019, 06:09

1

2

2,082

by: TheNightKing

24 Jul 2019, 07:41

John had 100 dollars. The exchange rate converts the amount in US doll

505-555 (Easy) | Graphs and Illustrations

505-555 (Easy) | Graphs and Illustrations hide tags

Bunuel

24 Jul 2019, 05:52

1

2,660

by: ashudhall

24 Jul 2019, 06:20

ER

Felix earned 30% more per month than Oscar. If Felix’s salary is decre

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

Bunuel

07 Feb 2016, 09:59

6

2

2,759

24 Jul 2019, 04:54

(2^20 - 2^19)/2^11 =

505-555 (Easy) | Exponents

505-555 (Easy) | Exponents hide tags

Bunuel

24 Jul 2019, 02:33

3

2,279

24 Jul 2019, 02:59

6^4/3^2 =

Sub 505 (Easy) | Arithmetic

Sub 505 (Easy) | Arithmetic hide tags

Bunuel

24 Jul 2019, 01:32

2

1,418

24 Jul 2019, 01:50

3*3*3*3/(9*9*9*9) =

Sub 505 (Easy) | Arithmetic

Sub 505 (Easy) | Arithmetic hide tags

Bunuel

24 Jul 2019, 01:29

3

1,423

by: Shorub

24 Jul 2019, 01:50

If x is not equal to 0, x(x^2)^4/(x^3)^3 =

Sub 505 (Easy) | Exponents

Sub 505 (Easy) | Exponents hide tags

Bunuel

24 Jul 2019, 01:41

2

1,248

24 Jul 2019, 01:48

Given the system: x^2 = 4 y^3 = -8 Which of the following is NOT neces

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

24 Jul 2019, 01:35

2

1,679

by: KSBGC

24 Jul 2019, 01:41

If p, q, and r are three different numbers and p : q : r = 3 : 5 : –8

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

24 Jul 2019, 00:55

2

3,379

by: Archit3110

24 Jul 2019, 01:03

ER

40% of the employees in a factory are workers. All the remaining

Sub 505 (Easy) | Arithmetic +2 tags

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

Bunuel

09 May 2017, 08:54

1

9

19,828

24 Jul 2019, 00:17

ER

If xy=1, what is the value of 2(x+y)^2/2(x-y)^2?

Poor Quality

Poor Quality hide tags

5va

26 Sep 2010, 02:02

32

7

14,134

by: Bunuel

23 Jul 2019, 08:28

ER

In the figure above, the circle is centered at (0, 0). What is the dis

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

22 Jul 2019, 01:16

4

2,838

23 Jul 2019, 04:05

What is the last digit of the expression (11^10 - 10^11) ?

505-555 (Easy) | Exponents

505-555 (Easy) | Exponents hide tags

Kinshook

23 Jul 2019, 02:34

2

2,334

by: lacktutor

23 Jul 2019, 03:00

A certain highway is to be divided into 3 lanes. For this purpose two

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

22 Jul 2019, 00:05

15

1

4,453

by: Archit3110

22 Jul 2019, 10:00

ER

How many ounces of nuts costing 80 cents a pound must be mixed with nu

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

10 Jul 2019, 04:57

8

4

10,888

by: gracie

20 Jul 2019, 16:56

ER

A farmer owns a square parcel of land, on which the longest straight-l

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

30 Jan 2015, 07:30

12

7

5,581

20 Jul 2019, 03:33

ER

For the circle (x-1)^2 + (y+1)^2 = 20 in the xy-plane, what is the are

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

27 May 2019, 01:46

5

6

4,911

by: amitcpotnis

19 Jul 2019, 10:53

ER

Tom travels the same distance in 4 steps as Alice travels in 5 steps.

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

MathRevolution

17 Jul 2019, 01:35

2

3

1,310

by: MathRevolution

19 Jul 2019, 01:05

ER

If two integers are chosen at random out of first 5 positive integers,

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Poor Quality hide tags

dabaobao

11 May 2019, 07:06

78

12

9,635

by: hellosanthosh2k2

18 Jul 2019, 23:46

ER

What is (27^2)^(1/3)?

Sub 505 (Easy) | Roots

Sub 505 (Easy) | Roots hide tags

Bunuel

16 Apr 2018, 05:32

4

2,496

18 Jul 2019, 16:04

ER

Points A,B,C lie on the circle. Point O is the center of the circle an

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

PareshGmat

08 Jan 2015, 00:32

4

8,267

by: Turkish

18 Jul 2019, 14:44

ER

Amanda goes to the toy store to buy 1 ball and 3 different board games

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

Bunuel

27 Dec 2015, 08:48

3

8

10,036

18 Jul 2019, 08:55

In an apartment complex, 60% of the apartments contain at least one te

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

Bunuel

17 Jul 2019, 00:36

5

3

5,303

by: Theblacklist

17 Jul 2019, 23:13

List M consists of the numbers 10, 20, 30, 40, 50. Which of the follo

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

17 Jul 2019, 00:50

2

5

3,118

by: ashudhall

17 Jul 2019, 08:02

ER

Which one of the following is the first number greater than 200 that i

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Sajjad1994

21 Jul 2019, 04:06

7

3

3,398

by: Bunuel

17 Jul 2019, 07:38

If the sum of the lengths of the edges of a cube is 48, the volume of

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

12 Oct 2017, 23:16

7

3

13,049

by: nrby11

17 Jul 2019, 06:28

ER

George can fill Q cans of paint in 3 minutes. If there are R cans of

555-605 (Medium) | Word Problems, Work and Rate Problems

555-605 (Medium) | Word Problems, Work and Rate Problems hide tags

Bunuel

08 Jun 2016, 10:04

19

6

4,534

by: Theblacklist

17 Jul 2019, 01:26

Which of the following represents the length of the diagonal d of a sq

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

17 Jul 2019, 00:37

2

3

2,439

17 Jul 2019, 01:16

The table above summarizes all possible discount types for customers b

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

17 Jul 2019, 00:34

1

2,380