GMAT Problem Solving (PS) Forum - Free Practice Questions

ER

Complete 1000 GMAT Problem Solving Series (PS-1000 Series) Questions

Bunuel

03 Dec 2022, 14:23

321

12

151,996

by: ekfdskfe

13 Jul 2025, 19:03

ER

100 Hardest and easiest questions for PS as of March 2026

Bunuel

01 Jan 2026, 05:45

1.1k

8

312,423

by: Shashankksharma

17 Apr 2026, 02:55

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GMAT PS Question Directory by Topic & Difficulty

bb

16 Apr 2026, 14:28

3.3k

0

1,383,939

by: bb

16 Apr 2026, 14:28

ER

If f(x) = ax^4 + bx^2 + 1, where a and b are constants

Sub 505 (Easy) | Algebra, Functions and Custom Characters

Bunuel

26 Jan 2024, 02:30

5

4

1,804

by: VivekSri

26 Jan 2024, 22:04

ER

If 3^x - 3^(x - 3) = 2,106, what is the value of x?

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

guddo

26 Jan 2024, 02:18

66

8

12,109

by: bumpbot

21 Apr 2026, 13:05

ER

If x > 0 and y > 0, which of the following CANNOT be true?

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

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

guddo

26 Jan 2024, 01:58

40

3

9,232

by: bumpbot

06 Mar 2026, 01:13

ER

If a salesperson drove 220 miles nonstop in 4 hours and 15 minutes

555-605 (Medium) | Arithmetic, Distance and Speed Problems

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

guddo

26 Jan 2024, 01:23

21

3

7,812

by: GMATinsight

17 Feb 2025, 01:23

ER

Victor invested a total of $800 in 2 stocks. At the end of 1 year, one

555-605 (Medium) | Percent and Interest Problems

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

guddo

25 Jan 2024, 12:50

46

9

7,787

by: tanvi0915

22 Jan 2026, 05:28

ER

If x > 0, then 1\((2x)^(1/2) + x^(1/2)) =

555-605 (Medium) | Algebra, Roots

555-605 (Medium) | Algebra, Roots hide tags

guddo

25 Jan 2024, 12:17

26

4

5,907

by: bumpbot

07 Apr 2026, 12:34

ER

What is the remainder when 7^548 is divided by 10?

505-555 (Easy) | Exponents, Remainders

505-555 (Easy) | Exponents, Remainders hide tags

guddo

25 Jan 2024, 04:03

45

8

12,856

by: bumpbot

29 Sep 2025, 06:27

ER

From a piece of wire 0.5 meter long, a machine cuts off a piece 0.005

Sub 505 (Easy) | Arithmetic

Sub 505 (Easy) | Arithmetic hide tags

guddo

25 Jan 2024, 02:45

25

2

5,981

by: bumpbot

17 Mar 2026, 11:31

ER

If x = 1 + 1/2^2 + 1/3^2 + ... + 1/100^2, which of the following must

Sub 505 (Easy) | Arithmetic, Sequences

Sub 505 (Easy) | Arithmetic, Sequences hide tags

Bunuel

25 Jan 2024, 02:30

24

10

4,458

by: bumpbot

18 May 2025, 20:56

ER

<x> denotes the unit digit of x. For example, <123> = 3. What is <7^{1

505-555 (Easy) | Exponents, Functions and Custom Characters

505-555 (Easy) | Exponents, Functions and Custom Characters hide tags

Bunuel

25 Jan 2024, 02:30

4

5

1,683

by: VivekSri

25 Jan 2024, 22:43

ER

Which of the following is equal to ((11!)^2 - (9!)^2)/((11!) - (9!))^2

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

guddo

25 Jan 2024, 02:26

30

4

5,412

by: bumpbot

04 Jan 2026, 16:08

ER

A company's price to earnings ratio is the price of 1 share of that

555-605 (Medium) | Percent and Interest Problems

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

guddo

25 Jan 2024, 02:00

17

3

8,090

by: bumpbot

10 Feb 2025, 22:52

ER

z*z^(1/2) =

Sub 505 (Easy) | Algebra +2 tags

Sub 505 (Easy) | Algebra, Exponents, Roots hide tags

guddo

25 Jan 2024, 01:40

10

2

4,100

by: bumpbot

19 Feb 2025, 21:43

ER

Which of the following represents an even integer for each integer

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

guddo

24 Jan 2024, 09:57

58

5

12,840

by: bumpbot

23 Jun 2025, 18:19

ER

If machine X works alone at its constant rate, it fills a certain

555-605 (Medium) | Work and Rate Problems

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

guddo

24 Jan 2024, 09:55

72

9

14,021

by: bumpbot

26 Feb 2026, 00:10

ER

On a laboratory thermometer with equally spaced tick marks for the d

555-605 (Medium) | Absolute Values, Word Problems

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

guddo

24 Jan 2024, 09:52

75

11

13,107

by: KarishmaB

25 Oct 2025, 21:21

Roy sells homegrown cucumbers and peppers at the local farmer's market

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

guddo

24 Jan 2024, 09:47

20

3

7,006

by: bumpbot

16 Dec 2025, 07:52

ER

If x^2 > y^2, then (x^4 - 2x^2y^2 + y^4)^(1/2)/(x + y) =

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

guddo

24 Jan 2024, 09:45

36

19

12,989

by: repellaterror

10 Mar 2026, 19:06

ER

If a and b are constants, then f2, as defined above, equals

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

guddo

24 Jan 2024, 09:29

11

2

4,284

by: BrushMyQuant

28 Dec 2024, 19:41

ER

If a 7 percent sales tax is charged on an x-dollar purchase, what is

Sub 505 (Easy) | Percent and Interest Problems

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

guddo

24 Jan 2024, 09:24

4

3

4,369

by: GMATinsight

16 Mar 2025, 01:35

ER

Given that Z, R, XL, XC are positive and satisfy Z = \sqrt{R^2 + (X_L

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

guddo

24 Jan 2024, 09:20

11

3

4,263

by: bumpbot

21 Feb 2025, 23:51

ER

In a certain community, the total amount of electricity used by all of

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

guddo

24 Jan 2024, 09:04

52

4

11,276

by: GMATinsight

09 May 2025, 00:52

A truck driver took 3 hours to travel a distance of 150 miles from the

505-555 (Easy) | Distance and Speed Problems

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

guddo

24 Jan 2024, 08:54

57

5

10,710

by: bumpbot

17 Apr 2026, 23:47

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

28

3

7,009

by: bumpbot

19 Mar 2026, 09:29

ER

2^(1/2)/4 + 3/(2*2^(1/2)) =

505-555 (Easy) | Algebra, Roots

505-555 (Easy) | Algebra, Roots hide tags

guddo

24 Jan 2024, 08:42

32

4

7,318

by: Bunuel

22 Oct 2025, 06:02

ER

What is the minimum number of marbles needed so that the marbles can

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

guddo

24 Jan 2024, 08:37

21

3

8,664

by: bumpbot

24 Sep 2025, 08:16

ER

What is the product of all roots of the equation (x + 1)^2 = |x + 1|?

555-605 (Medium) | Absolute Values, Algebra

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

Bunuel

24 Jan 2024, 02:30

19

4

3,172

by: bumpbot

21 Aug 2025, 06:15

ER

If x = -1 and n is the sum of the first 100 prime numbers, what is the

555-605 (Medium) | Exponents, Number Properties

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

Bunuel

24 Jan 2024, 02:30

25

6

4,433

by: Bunuel

29 Mar 2025, 14:40

ER

If 8(4n) = (42)^8, what is the value of n?

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

23 Jan 2024, 02:30

3

1

1,531

by: PranavVyas

24 Jan 2024, 19:21

ER

Machine M operates at a consistent rate and completes a task in three

505-555 (Easy) | Work and Rate Problems

505-555 (Easy) | Work and Rate Problems hide tags

Bunuel

23 Jan 2024, 02:30

5

1

1,384

by: AbhinavShah14

23 Jan 2024, 05:29

ER

If n is the product of all the integers from 5 to 20, inclusive, what

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

22 Jan 2024, 02:30

7

4

1,616

by: mx39

23 Jan 2024, 11:48

ER

If 1 gallon of paint is required to cover 450 square feet, how many

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

22 Jan 2024, 02:30

6

2

2,387

by: AbhinavShah14

22 Jan 2024, 23:17

ER

Four men and four women participated in a dance competition.

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

udit0610

21 Jan 2024, 13:24

20

8

4,589

by: Bunuel

11 Jul 2025, 23:17

ER

The function max(a, b) returns the largest, and min(a, b) returns the

655-705 (Hard) | Absolute Values, Functions and Custom Characters

655-705 (Hard) | Absolute Values, Functions and Custom Characters hide tags

Bunuel

21 Jan 2024, 11:00

23

3

6,505

by: shubhim20

25 Jun 2025, 02:19

ER

To reduce the strength of a 100% ammonia solution, it is diluted with

605-655 (Medium) | Mixture Problems

605-655 (Medium) | Mixture Problems hide tags

Bunuel

21 Jan 2024, 09:15

12

3

3,111

by: MartyMurray

07 May 2025, 04:51

ER

Bill and Warren entered into a partnership. Bill is a working partner

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

21 Jan 2024, 07:15

2

5

2,003

by: Bunuel

22 Jan 2024, 09:44

ER

If Lisa and Sarah must not sit next to each other, in how many ways

605-655 (Medium) | Combinations

605-655 (Medium) | Combinations hide tags

Bunuel

21 Jan 2024, 05:00

8

2

2,025

by: bumpbot

10 Apr 2025, 02:36

ER

The number 24 is divided into two parts such that 6 times the first

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

21 Jan 2024, 03:00

11

3

2,372

by: bhaskar1999

06 Oct 2025, 06:19

ER

A man, during his trip, spent only $5 notes, using as many $5 bills

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

20 Jan 2024, 11:45

5

2

1,547

by: bumpbot

04 Apr 2026, 02:54

ER

How many positive n-digit integers, where n is greater than 1, can be

555-605 (Medium) | Combinations

555-605 (Medium) | Combinations hide tags

Bunuel

20 Jan 2024, 09:30

4

3

2,591

by: Bunuel

22 Jan 2024, 01:30

ER

A book publisher has 4 horror stories, 3 romantic stories, and 2

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Bunuel

20 Jan 2024, 07:15

27

6

3,157

by: bumpbot

30 Jan 2025, 06:45

ER

If one-third of the shirts in a store cost $7.90, and one-fifth of the

655-705 (Hard) | Statistics and Sets Problems

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

Bunuel

20 Jan 2024, 05:15

9

3

1,969

by: bumpbot

14 Nov 2025, 16:45

ER

6 identical red marbles and 4 identical white marbles are arranged at

705-805 (Hard) | Probability

705-805 (Hard) | Probability hide tags

Bunuel

20 Jan 2024, 03:00

33

7

4,725

by: bumpbot

24 Jul 2025, 02:31

ER

Charles, a novice skier, skis downhill at 8 miles per hour. He is pass

805+ (Hard) | Distance and Speed Problems

805+ (Hard) | Distance and Speed Problems hide tags

Bunuel

19 Jan 2024, 13:30

9

8

2,049

by: vishwathols

26 Feb 2024, 18:31

ER

Bananas, which are 70% water, are dried to make sundried bananas

655-705 (Hard) | Mixture Problems

655-705 (Hard) | Mixture Problems hide tags

Bunuel

19 Jan 2024, 11:15

23

2

2,321

by: bumpbot

03 Mar 2026, 12:13

ER

A mixture of salt and water has a ratio of 4:5. Another mixture of

655-705 (Hard) | Mixture Problems

655-705 (Hard) | Mixture Problems hide tags

Bunuel

19 Jan 2024, 09:00

15

5

3,550

by: bumpbot

18 Feb 2026, 08:54

ER

Morgan Stanley is hosting an investment conference in sunny Phoenix

605-655 (Medium) | Overlapping Sets

605-655 (Medium) | Overlapping Sets hide tags

Bunuel

19 Jan 2024, 07:00

8

5

2,533

by: bumpbot

10 Nov 2025, 11:33

-1

Two friends M and N have 40% and 60% share in a business. After some

655-705 (Hard) | Percent and Interest Problems

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

proxy__guy123

19 Jan 2024, 03:38

8

4

2,884

by: darsh.shah

15 Dec 2025, 04:23

Geometry question

ramiav

19 Jan 2024, 02:32

1

790

by: LessgotoM7

03 Jan 2025, 03:58

ER

A palindrome, like 12321, remains the same when its digits are reverse

555-605 (Medium) | Arithmetic

555-605 (Medium) | Arithmetic hide tags

Bunuel

19 Jan 2024, 02:30

19

5

2,498

by: bumpbot

19 Dec 2025, 00:03