GMAT Problem Solving (PS) Forum - Free Practice Questions

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

Bunuel

03 Dec 2022, 14:23

324

12

152,536

by: ekfdskfe

13 Jul 2025, 19:03

ER

100 Hardest and easiest questions for PS as of April 2026

Bunuel

01 Jan 2026, 05:45

1.2k

8

312,736

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

1,385,132

by: bb

16 Apr 2026, 14:28

ER

At Mike’s Hamburgers, each hamburger can be ordered with any of the fo

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

Bunuel

26 Nov 2019, 01:24

14

6

3,635

by: bumpbot

16 Feb 2025, 05:54

ER

The bus that travels from St. Louis to Chicago and back comes to St.

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

04 Jul 2016, 08:52

1

3

2,487

by: bumpbot

16 Feb 2025, 05:52

ER

If 5 liters of water are added to a barrel when it is half full of wat

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

06 Jul 2020, 04:48

27

3

8,496

by: Kinshook

16 Feb 2025, 05:46

ER

A travel company wants to charter a plane to the Bahamas. Chartering

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

24 Aug 2016, 05:12

1

5

8,620

by: bumpbot

16 Feb 2025, 05:43

ER

What is the average of the first 30 positive integers?

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

04 Jan 2022, 05:45

4

2

1,804

by: bumpbot

16 Feb 2025, 05:30

ER

If x is a positive integer and 3x + 2 is divisible by 5, then which of

555-605 (Medium) | Multiples and Factors +2 tags

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

Bunuel

13 Mar 2020, 07:51

23

6

7,779

by: KarishmaB

16 Feb 2025, 00:07

ER

Excluding stoppages, the speed of a bus is 48 km/hand including stoppa

655-705 (Hard) | Distance and Speed Problems

655-705 (Hard) | Distance and Speed Problems hide tags

Bunuel

29 Jan 2021, 04:45

32

4

5,085

by: hereiam2410

15 Feb 2025, 13:41

ER

A square is drawn on the xy coordinate plane as shown:

605-655 (Medium) | Coordinate Geometry, Geometry

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

Bunuel

07 Mar 2016, 09:04

45

10

11,443

by: bumpbot

15 Feb 2025, 12:44

ER

A machine is made up of two components, A and B. Each component either

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

14 Aug 2018, 02:32

18

4

10,272

by: bumpbot

15 Feb 2025, 11:14

ER

A lottery game consists of the host removing one ball at a time from

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

Bunuel

23 Jul 2020, 04:42

5

4

4,084

by: bumpbot

15 Feb 2025, 11:05

ER

A sequence is given by the rule an = |a_(n-2)| - |a(n-1)|

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

1, 2

Bunuel

18 Sep 2012, 10:00

46

27

20,135

by: bumpbot

15 Feb 2025, 10:48

ER

How many factors of 2^4*3^8*7^4 are perfect squares?

705-805 (Hard) | Multiples and Factors

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

Bunuel

04 Apr 2022, 08:45

21

2

3,308

by: bumpbot

15 Feb 2025, 09:56

ER

A pipe siphons ink from an 800-liter drum at a rate of r liters per mi

505-555 (Easy) | Work and Rate Problems

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

Bunuel

09 Jul 2021, 07:15

15

2

7,157

by: bumpbot

15 Feb 2025, 07:02

ER

How many factors of the number 2^9*3^6*5^5*10^4 are multiples of

655-705 (Hard) | Multiples and Factors

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

Bunuel

17 Jan 2022, 03:15

18

4

3,497

by: bumpbot

15 Feb 2025, 03:29

ER

HOT Competition: Rice of two different varieties A and B are mixed tog

605-655 (Medium) | Mixture Problems

605-655 (Medium) | Mixture Problems hide tags

Bunuel

25 Aug 2020, 08:00

72

11

14,465

by: bumpbot

14 Feb 2025, 14:00

ER

If p pencils cost d dollars, how many pencils can be bought for c cent

555-605 (Medium) | Arithmetic

555-605 (Medium) | Arithmetic hide tags

Bunuel

27 Feb 2018, 00:00

51

8

23,201

by: bumpbot

14 Feb 2025, 13:22

ER

If r and s are prime numbers, which of the following CANNOT be the sum

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

14 Feb 2025, 01:30

4

3

821

by: eega

14 Feb 2025, 04:43

ER

A and B together can do a piece of work in 72/5 days; B and C together

655-705 (Hard) | Work and Rate Problems

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

Bunuel

20 Jan 2021, 23:56

70

10

11,329

by: Alingan

14 Feb 2025, 04:02

ER

If g is a function defined for all x by g(x) = x^4/16, then what is

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

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

Bunuel

03 May 2017, 04:26

32

8

11,023

by: bumpbot

14 Feb 2025, 03:50

ER

A 20% ethanol solution R is mixed with ethanol solution S in the propo

655-705 (Hard) | Mixture Problems

655-705 (Hard) | Mixture Problems hide tags

Bunuel

06 Apr 2020, 10:39

57

10

8,838

by: Ahmed1215

14 Feb 2025, 03:40

ER

A launched 3 products in the year 2007 and earns income from the sales

655-705 (Hard) | Graphs and Illustrations

655-705 (Hard) | Graphs and Illustrations hide tags

Bunuel

24 Jul 2019, 05:49

5

3

2,947

by: HarshavardhanR

13 Feb 2025, 22:48

ER

If s is a positive integer >0 and divisible by both 9 and 24, what is

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

13 Feb 2025, 01:30

2

829

by: Whoisdmx15

13 Feb 2025, 22:29

ER

If (x − y)(x + y) = 143, and (x − y) and (x + y) are prime, what is th

655-705 (Hard) | Algebra, Number Properties

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

Bunuel

22 Oct 2020, 11:43

22

9

3,470

by: HarshavardhanR

13 Feb 2025, 22:15

ER

What is the product of the factors of twice the sum of the roots of th

605-655 (Medium) | Algebra, Multiples and Factors

605-655 (Medium) | Algebra, Multiples and Factors hide tags

Bunuel

10 Dec 2018, 00:49

11

4

4,530

by: bumpbot

13 Feb 2025, 20:55

ER

If a coin has an equal probability of landing heads up or tails up eac

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

11 Oct 2019, 04:24

43

8

10,511

by: bumpbot

13 Feb 2025, 20:14

ER

A fast food company plans to build 4 new restaurants. If there are 12

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

Bunuel

16 Oct 2016, 03:03

6

9

8,960

by: bumpbot

13 Feb 2025, 19:39

ER

In the given figure, O is the centre of the circle of radius 1 unit.

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

05 Oct 2021, 01:30

10

6

7,121

by: bumpbot

13 Feb 2025, 14:02

ER

If the greatest common factor of positive integers n and m is 15, and

705-805 (Hard) | Exponents +2 tags

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

Bunuel

02 Dec 2019, 00:35

77

10

7,582

by: bumpbot

13 Feb 2025, 13:00

ER

In a parallelogram, the ratio of the two adjacent sides is 1:2. If the

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

04 Oct 2021, 01:30

15

8

10,729

by: bumpbot

13 Feb 2025, 12:40

ER

Cities A and B are in different time zones. A is located 3000 km east

805+ (Hard) | Distance and Speed Problems, Geometry

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

Bunuel

08 Jan 2020, 02:50

42

9

28,545

by: bumpbot

13 Feb 2025, 10:25

ER

List L consists of 11 different positive numbers. The sum of the 6 sma

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

10 Nov 2022, 07:41

3

2

1,875

by: DanTheGMATMan

13 Feb 2025, 09:28

ER

How much pure alcohol should be added to 400 ml of a 15% solution to

505-555 (Easy) | Mixture Problems

505-555 (Easy) | Mixture Problems hide tags

Bunuel

05 Mar 2021, 09:15

14

5

8,764

by: bumpbot

13 Feb 2025, 07:24

ER

If n is the smallest integer such that 432 times n is the square of an

505-555 (Easy) | Number Properties, Word Problems

505-555 (Easy) | Number Properties, Word Problems hide tags

Bunuel

24 Feb 2015, 07:55

53

11

15,143

by: bumpbot

13 Feb 2025, 03:56

ER

If the zoo currently has 80 total birds, what is the smallest number

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

18 Mar 2022, 06:15

14

2

4,309

by: bumpbot

13 Feb 2025, 03:08

ER

At a particular graduation party with 300 guests, 70% of the guests

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

Bunuel

06 Apr 2016, 01:42

42

7

6,786

by: bumpbot

13 Feb 2025, 02:28

ER

In a room of 100 people, 99% are left-handed. How many left-handed

605-655 (Medium) | Percent and Interest Problems

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

Bunuel

04 Feb 2025, 12:07

26

4

24,445

by: Bunuel

13 Feb 2025, 01:45

ER

If the area of right triangle ABC is 30, what are the coordinates of

505-555 (Easy) | Coordinate Geometry

505-555 (Easy) | Coordinate Geometry hide tags

Bunuel

12 Oct 2015, 21:55

15

7

4,965

by: bumpbot

12 Feb 2025, 23:57

ER

If S = 2001/(2*3) + 2001/(3*4) + 2001/(4*5) + ... + 2001/(19*20), what

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

04 Sep 2007, 12:35

23

4

2,721

by: bumpbot

12 Feb 2025, 22:50

ER

Rory gets 20 miles per gallon with regular gas that costs $3.85 per ga

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

14 Jul 2020, 04:03

2

4

1,568

by: anirchat

12 Feb 2025, 20:24

ER

(a^4 + 1)/a^2 =

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

15 Nov 2019, 01:42

12

5

6,073

by: bumpbot

12 Feb 2025, 19:49

ER

Which of the following is NOT equal to the square of an integer?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

12 Feb 2025, 01:30

5

4

832

by: Whoisdmx15

12 Feb 2025, 19:33

ER

A class begins at 1:21 p.m. and ends at 3:36 p.m. the same afternoon.

Sub 505 (Easy) | Arithmetic

Sub 505 (Easy) | Arithmetic hide tags

Bunuel

12 Feb 2018, 23:28

1

4

6,096

by: bumpbot

12 Feb 2025, 15:36

ER

7^3 + 21^3 =

555-605 (Medium) | Algebra, Exponents

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

Bunuel

13 Feb 2017, 03:16

73

13

10,933

by: bumpbot

12 Feb 2025, 14:58

ER

What is the remainder when 52^60 is divided by 31

805+ (Hard) | Exponents, Remainders

805+ (Hard) | Exponents, Remainders hide tags

Bunuel

24 Feb 2020, 05:30

39

6

7,672

by: bumpbot

12 Feb 2025, 14:34

ER

What are the last two digits (at ten's place and unit's place) in the

505-555 (Easy) | Exponents, Number Properties

505-555 (Easy) | Exponents, Number Properties hide tags

Bunuel

29 Jan 2025, 01:30

6

4

1,683

by: Krunaal

12 Feb 2025, 13:37

ER

How many common terms are in the two sequences {17, 21, 25, … , 417} a

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

07 May 2020, 10:22

16

5

4,576

by: bumpbot

12 Feb 2025, 06:42

ER

The first term of a sequence is 2005. Each succeeding term is the sum

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

Bunuel

24 Mar 2019, 23:13

2

5

8,727

by: bumpbot

12 Feb 2025, 06:07

ER

Two taps can separately fill a tank in 4 minutes and 5 minutes

655-705 (Hard) | Work and Rate Problems

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

Bunuel

21 Jun 2021, 06:15

22

3

4,998

by: bumpbot

12 Feb 2025, 05:50

ER

For any given x and any positive integer n, the nth term in sequence S

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

14 Sep 2015, 05:06

48

9

9,710

by: bumpbot

12 Feb 2025, 04:53

ER

What is the value of [m](\sqrt[3]{\sqrt{\sqrt[3]{512}}})^2[/m]

Sub 505 (Easy) | Roots

Sub 505 (Easy) | Roots hide tags

Bunuel

10 May 2017, 11:57

20

7

9,533

by: bumpbot

12 Feb 2025, 04:25