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

321,616

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

1,409,335

by: bb

16 Apr 2026, 14:28

ER

$2000 is deposited into a savings account that earns interest at the

505-555 (Easy) | Percent and Interest Problems

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

Bunuel

01 Feb 2018, 23:28

1

3

5,513

05 Feb 2018, 10:27

ER

In a certain population, 40 percent of all people have biological char

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

01 Feb 2018, 23:27

4

3,735

05 Feb 2018, 10:27

ER

The average of a, b, and c is 8, and the average of a and b is 10. If

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

28 Dec 2017, 00:25

7

2,355

05 Feb 2018, 10:18

ER

What is the area of the shaded portion of the figure above?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

01 Feb 2018, 23:45

2

5

4,357

05 Feb 2018, 10:17

ER

If cylinder P has a height twice that of cylinder Q and a radius half

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

04 Feb 2018, 21:46

2

4,805

by: generis

05 Feb 2018, 10:04

ER

In Country X, three digit area codes are to be given to each town. The

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

Bunuel

29 Jan 2018, 05:47

1

4

1,777

by: siddyj94

04 Feb 2018, 03:33

ER

Andy starts his journey from A to B and Ben starts his journey from B

Poor Quality

Poor Quality hide tags

rvinodhini

21 Dec 2011, 06:50

22

7

6,017

by: KarishmaB

03 Feb 2018, 21:57

ER

Betty left home with $60 in her wallet. She spent 1/3 of that amount a

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

30 Jan 2018, 23:35

5

3,949

by: krish76

03 Feb 2018, 19:29

ER

If John traveled a trip at a constant rate 20 miles per hour for 30 mi

505-555 (Easy) | Distance and Speed Problems

505-555 (Easy) | Distance and Speed Problems hide tags

MathRevolution

01 Oct 2016, 05:31

3

5

3,592

by: abhimahna

03 Feb 2018, 09:19

ER

If the charge of staying in a student youth hostel $18.00/day for the

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

08 Dec 2015, 02:54

1

3

2,432

02 Feb 2018, 12:26

ER

A professional athlete was offered a three-year contract to play with

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

01 Feb 2018, 00:48

2

6

2,665

02 Feb 2018, 12:19

ER

In the figure above, circle O and circle P are tangent to each other.

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

30 Jan 2018, 23:41

4

5,341

02 Feb 2018, 12:07

According to the table of shipping rates above, how much does it cost

505-555 (Easy) | Graphs and Illustrations, Word Problems

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

Bunuel

31 Jan 2018, 07:29

1

2

3,914

by: pushpitkc

31 Jan 2018, 11:06

ER

A deck of 52 cards contains cards numbered 1 through 13 in each of 4

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

29 Jan 2018, 06:13

1

4

2,836

by: EgmatQuantExpert

31 Jan 2018, 01:34

ER

After each throw of a red die, the face that shows is marked with a

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

28 Jan 2018, 21:18

7

4

3,659

30 Jan 2018, 11:12

ER

If paint costs $3.20 per quart, and a quart covers 20 square feet, how

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

14 Feb 2016, 10:54

1

4

2,647

29 Jan 2018, 11:14

ER

Arnold and Danny are two twin brothers that are celebrating their birt

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

13 Jul 2016, 01:52

1

4

2,329

29 Jan 2018, 10:42

ER

John was 27 years old when he married Betty. They just celebrated

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

30 Mar 2016, 04:20

7

7,188

29 Jan 2018, 10:34

ER

A string of 10 lightbulbs is wired in such a way that if any

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

tonytran14896

06 Aug 2015, 13:04

9

6

5,052

29 Jan 2018, 08:09

GMAT Math Notes_updated on 28-03-2010

AtifS

28 Mar 2010, 06:19

21

13

6,546

29 Jan 2018, 00:49

Which of the following sets has the smallest standard deviation?

505-555 (Easy) | Statistics and Sets Problems

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

Bunuel

11 Jan 2017, 03:48

1

3

3,251

28 Jan 2018, 09:04

Demystifying the Alligation Method of Weighted Averages

Downloads +5 tags

Downloads, Math Strategies, Reviews, Theory, Discussions, Guides & Resources hide tags

OldFritz

08 Oct 2012, 06:48

15

2

8,378

28 Jan 2018, 02:39

ER

Two identical circles of area 144π are shown above. If the distance

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

27 Jan 2018, 08:42

6

3

2,350

by: generis

27 Jan 2018, 13:24

ER

What is the least common multiple of 6, 12, 20, 30 and 42?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

MathRevolution

24 Jan 2018, 01:36

1

6

5,019

26 Jan 2018, 10:37

ER

Conceptual->Rapid Fire GMAT-Quiz

stonecold

24 Dec 2016, 01:45

14

16

8,406

by: Bunuel

25 Jan 2018, 20:13

ER

In 1 month -> 760 (50 Quant, 42 Verbal) - College Senior

Reviews, Discussions, Guides & Resources

Reviews, Discussions, Guides & Resources hide tags

joshuacohen4

14 Apr 2016, 11:10

10

3

5,378

25 Jan 2018, 12:33

ER

From 1940 to 1955, the percent increase in the number of televisions

555-605 (Medium) | Graphs and Illustrations

555-605 (Medium) | Graphs and Illustrations hide tags

Bunuel

24 Jan 2018, 23:31

1

4,139

by: generis

25 Jan 2018, 09:42

ER

A dealer owns a group of station wagons and motorcycles. If the number

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

26 Oct 2016, 23:31

2

6

2,629

by: EMPOWERgmatRichC

24 Jan 2018, 21:13

ER

A large auto concern that employs 1,000 workers pays each of these wor

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

22 Jan 2018, 01:28

1

4

2,213

23 Jan 2018, 08:54

If 70% of the women in a room are over 50 years old and 80% of the peo

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

28 Dec 2017, 00:43

5

9

2,927

by: adiitya

22 Jan 2018, 12:14

ER

Adam originally acquired a identical rare coins for 1,000 dollars each

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

08 Jan 2018, 07:33

3

8

2,386

by: adiitya

22 Jan 2018, 12:05

In order for the school to sponsor a senior class trip, a petition mus

555-605 (Medium) | Fractions and Ratios

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

Bunuel

11 Jan 2018, 23:01

2

1,949

22 Jan 2018, 09:24

If an equilateral triangle and a square have the same area, what is th

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

22 Jan 2018, 01:38

2

1,924

by: pushpitkc

22 Jan 2018, 07:24

ER

Twenty-five percent more than 300% of x can be expressed as which of

555-605 (Medium) | Percent and Interest Problems

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

Bunuel

11 Jan 2018, 23:11

4

1,992

21 Jan 2018, 23:40

If points (0, -3), (6, 0) and (k , 10) all lie on the same line, what

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

21 Jan 2018, 03:33

3

5

4,183

by: NandishSS

21 Jan 2018, 19:05

Tickets went on sale for a 120,000 person concert and 30% of the total

655-705 (Hard) | Percent and Interest Problems, Word Problems

655-705 (Hard) | Percent and Interest Problems, Word Problems hide tags

Bunuel

21 Jan 2018, 03:42

2

3

3,292

by: dontgiveup2020

21 Jan 2018, 18:04

ER

If the average (arithmetic mean) of a and b is 50 and the average (ari

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

01 Jan 2018, 10:38

3

2,707

by: dontgiveup2020

20 Jan 2018, 23:12

A woman is 4 times as old as her daughter. In 3 years she will be 3

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

14 Feb 2016, 04:15

1

2

3,023

by: dontgiveup2020

20 Jan 2018, 23:00

ER

If square ABCD has area x^2 and line segment AE has length 4, and line

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

18 Jan 2018, 03:13

1

5

4,084

20 Jan 2018, 07:32

ER

Container Y is 1/4 full of water and Container X, which has half the

505-555 (Easy) | Percent and Interest Problems

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

Bunuel

10 Jan 2018, 23:42

3

2,047

18 Jan 2018, 08:48

ER

The digits of a four-digit positive integer have a sum of 19. If the

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

10 Jan 2018, 23:32

2

3

3,086

18 Jan 2018, 08:46

ER

If x ≠ -1, then 11/(11 + 11x) =

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

10 Jan 2018, 23:20

4

2,224

18 Jan 2018, 08:45

ER

A special municipal payroll tax charges not tax on a payroll less than

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

10 Mar 2015, 05:56

7

8

3,655

17 Jan 2018, 07:24

ER

If the 4,500 participants in the school election, 1/3 voted for candid

505-555 (Easy) | Percent and Interest Problems

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

Bunuel

10 Jan 2018, 05:46

3

2,254

16 Jan 2018, 17:38

ER

What percent of 5 is 8?

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

10 Jan 2018, 05:47

5

2,161

16 Jan 2018, 17:35

ER

In a decreasing sequence of seven consecutive even integers, the sum o

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Sajjad1994

16 Mar 2017, 10:43

10

6

3,640

by: EMPOWERgmatRichC

15 Jan 2018, 13:07

ER

If x is an integer, and k = (x – 1)(x + 2) – (x – 1)(x – 2), then whic

555-605 (Medium) | Must or Could be True, Number Properties

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

Bunuel

15 Jan 2018, 05:55

3

4,872

by: chetan2u

15 Jan 2018, 06:47

The horizontal length of each rectangle is marked within. What is the

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

26 Jan 2016, 02:53

4

2,287

14 Jan 2018, 08:58

ER

A, B and C jointly thought of engaging themselves in a

Poor Quality

Poor Quality hide tags

prateekbhatt

24 Apr 2013, 02:31

4

15

28,146

by: Bunuel

14 Jan 2018, 00:27

Mia purchased a shirt originally priced at $45 at an outlet store for

555-605 (Medium) | Percent and Interest Problems, Word Problems

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

Bunuel

11 Jan 2018, 23:10

3

2,059