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

330

12

153,818

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

313,430

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

1,387,560

by: bb

16 Apr 2026, 14:28

ER

How many rectangles are found in the lattice below?

655-705 (Hard) | Combinations, Geometry

655-705 (Hard) | Combinations, Geometry hide tags

MathRevolution

09 Apr 2019, 00:11

62

7

4,496

by: bumpbot

09 Dec 2025, 09:57

ER

How many rearrangements of abcd are there in which no two adjacent let

705-805 (Hard) | Combinations

705-805 (Hard) | Combinations hide tags

Bunuel

07 Jul 2022, 01:30

7

4

3,258

by: bumpbot

20 Feb 2025, 03:22

ER

How many real solutions has the following equation got?

805+ (Hard) | Absolute Values

805+ (Hard) | Absolute Values hide tags

Bunuel

16 Aug 2022, 01:30

13

6

3,523

by: chetan2u

02 Mar 2024, 21:00

ER

How many real solutions exist for the equation x^2 – 11|x| - 60 = 0?

705-805 (Hard) | Absolute Values, Algebra

705-805 (Hard) | Absolute Values, Algebra hide tags

Bunuel

04 Jan 2022, 04:15

52

6

9,507

by: bumpbot

02 Feb 2026, 23:04

ER

How many real solutions are possible that satisfy both of the given eq

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

nick1816

20 Mar 2020, 06:39

17

4

2,260

by: bumpbot

19 Mar 2025, 07:46

ER

How many real roots does x^4 - 2x^2 + 1 = 0 have?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

04 Dec 2020, 09:51

11

6

9,355

by: 13swiftness

20 Mar 2025, 01:45

ER

How many real roots does the equation x^2y+16xy+64y=0 have if y < 0?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

28 Feb 2016, 11:49

40

11

8,860

by: MASHOOR77AHAMMED

07 May 2025, 01:22

ER

How many real roots does the equation have?

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

SherzodAzamov

13 Jan 2021, 21:32

30

6

3,630

by: anish777

22 May 2024, 23:08

ER

How many real numbers x satisfy the inequality below?

805+ (Hard) | Absolute Values

805+ (Hard) | Absolute Values hide tags

lucajava

01 Apr 2019, 06:47

79

4

6,665

by: Adit_

01 Apr 2026, 01:47

ER

How many real numbers x satisfy the equation 32x+2 − 3 x+3 − 3 x + 3 =

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Rubina11

06 May 2019, 10:15

4

3

5,200

by: Kinshook

06 Jun 2020, 23:47

ER

How many real numbers x satisfy ||x - 3| - 4| = 4?

605-655 (Medium) | Absolute Values

605-655 (Medium) | Absolute Values hide tags

Bunuel

10 Nov 2023, 11:02

26

6

4,821

by: bumpbot

29 Apr 2026, 10:59

ER

How many rational numbers in between 0 and 1 are such that, when expre

805+ (Hard) | Fractions and Ratios +2 tags

805+ (Hard) | Fractions and Ratios, Multiples and Factors, Number Properties hide tags

nick1816

02 Nov 2019, 10:28

31

5

4,090

by: bumpbot

30 Apr 2026, 11:15

ER

How many randomly assembled people are needed to have a better than 50

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

1, 2

Bunuel

11 Oct 2009, 17:25

209

23

25,824

by: bumpbot

27 Sep 2025, 01:03

ER

How many quarts of pure alcohol must you add to 15 quarts of

Sub 505 (Easy) | Mixture Problems

Sub 505 (Easy) | Mixture Problems hide tags

Bunuel

10 Oct 2024, 01:30

5

3

2,021

by: Krunaal

10 Oct 2024, 15:49

ER

How many quarts of lemonade concentrate should be added to 10 quarts

555-605 (Medium) | Mixture Problems

555-605 (Medium) | Mixture Problems hide tags

Bunuel

06 Sep 2022, 04:33

8

2

1,995

by: BraydinWalters

21 Nov 2024, 00:51

ER

How many quadrilaterals can be formed from 10 points out of which 6 ar

705-805 (Hard) | Combinations, Geometry

705-805 (Hard) | Combinations, Geometry hide tags

Bunuel

05 Apr 2021, 02:30

10

3

2,826

by: bumpbot

30 Nov 2024, 03:33

ER

How many primes are there from 10 to 41, inclusive?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

19 Apr 2021, 05:45

3

1,785

by: Krishnahelps

21 May 2021, 05:11

ER

How many prime numbers n exist such that 90 < n < 106 and

805+ (Hard) | Multiples and Factors, Number Properties

805+ (Hard) | Multiples and Factors, Number Properties hide tags

emmak

11 Jun 2013, 05:38

92

6

9,721

by: bumpbot

22 Mar 2026, 06:34

ER

How many prime numbers exist between 260 and 280?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

1, 2

Bunuel

29 Feb 2016, 10:48

107

21

14,035

by: bumpbot

29 Jun 2025, 06:07

ER

How many prime numbers exist between 200 and 220?

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

kinjiGC

04 Oct 2014, 00:51

33

15

15,534

by: bumpbot

16 Mar 2025, 09:44

ER

How many prime numbers between 25 and 125 are factors of 723609?

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

Bunuel

23 May 2024, 01:30

36

4

3,498

by: laborumplaceat

24 Jan 2026, 02:53

ER

How many prime numbers between 1 and 100 are factors of 7,15

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

1, 2

seofah

04 Jul 2021, 05:39

356

26

91,025

by: totaltestprepNick

23 Feb 2026, 10:06

ER

How many prime numbers between 1 and 100 are factors of 168?

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

Bunuel

25 Nov 2021, 05:00

6

3

3,152

by: bumpbot

22 Mar 2025, 08:58

ER

How many prime numbers are there between 50 and 70?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

LUCIFER1703

21 Jan 2020, 05:03

4

9,983

by: Krunaal

01 Apr 2025, 15:36

ER

How many prime numbers are less than 25 and greater than 10?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

30 Nov 2022, 13:08

1

3

5,190

by: bumpbot

25 Jun 2024, 07:28

ER

How many prime numbers are between 29/3 and 87/6?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

13 Apr 2016, 06:14

4

6

3,260

by: bumpbot

24 Sep 2023, 08:24

ER

How many prime integers does 5^40 + 5^37 have?

555-605 (Medium) | Exponents, Number Properties

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

Bunuel

11 May 2021, 00:32

3

2

4,583

by: Showmeyaa

11 May 2021, 00:57

ER

How many prime integers are greater than 8/3 and smaller than 47/4?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

08 Mar 2019, 01:25

2

1,131

by: EgmatQuantExpert

08 Mar 2019, 01:35

ER

How many Prime factors does 2180 have?

655-705 (Hard) | Multiples and Factors, Number Properties

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

Gmatprep550

27 Jan 2019, 21:02

8

4

4,311

by: bumpbot

23 Mar 2025, 03:55

ER

How many prime factors does 1000 has?

yufenshi

17 Nov 2010, 21:45

5

11

14,290

by: bumpbot

19 Aug 2025, 08:51

ER

How many prime factors 100! has?

705-805 (Hard) | Multiples and Factors, Number Properties

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

shrive555

02 Dec 2010, 09:34

14

6

7,771

by: bumpbot

22 Mar 2025, 09:32

ER

How many powers of 900 are in 50!

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

mainhoon

08 Aug 2010, 08:49

77

4

27,033

by: bumpbot

02 May 2025, 12:26

ER

How many pounds of salt at 50 cents/lb must be mixed

605-655 (Medium) | Mixture Problems

605-655 (Medium) | Mixture Problems hide tags

SOURH7WK

07 Aug 2012, 13:26

47

12

12,020

by: bumpbot

03 Aug 2025, 21:58

ER

How many pounds of nuts selling for 70 cents per pound must be mixed

505-555 (Easy) | Mixture Problems

505-555 (Easy) | Mixture Problems hide tags

Bunuel

05 Oct 2021, 08:30

4

5

4,534

by: bumpbot

19 Aug 2023, 13:38

ER

How many pounds of lima beans that cost $0.90 per pound must be mixed

505-555 (Easy) | Mixture Problems

505-555 (Easy) | Mixture Problems hide tags

Bunuel

02 Dec 2020, 03:03

2

5

4,636

by: bumpbot

25 Sep 2024, 04:23

ER

How many pounds of fertilizer that is 10 percent nitrogen must be adde

555-605 (Medium) | Mixture Problems

555-605 (Medium) | Mixture Problems hide tags

Bunuel

31 Oct 2017, 00:05

18

5

9,141

by: bumpbot

14 May 2025, 15:37

ER

How many possible ways can 3 girls (Rebecca, Kate, Ashley) go on a dat

505-555 (Easy) | Combinations

505-555 (Easy) | Combinations hide tags

Bunuel

02 Jun 2016, 04:40

31

9

8,413

by: bumpbot

13 Mar 2024, 02:16

ER

How many possible values of m satisfy the inequality |m + 1| – |m – 3|

555-605 (Medium) | Absolute Values, Inequalities

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

GMATBusters

18 Oct 2020, 04:53

43

7

6,113

by: PocusFocus

26 Jun 2025, 10:38

ER

How many possible values are there for A and B such that 1A83B

555-605 (Medium) | Multiples and Factors

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

huongguyen

12 Sep 2021, 22:23

6

2,234

by: bumpbot

10 Jan 2024, 10:52

ER

How many possible positive integer values are there for k if -24 < 9k

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

SW4

13 Nov 2016, 11:12

7

8

7,120

by: bumpbot

29 Jun 2024, 23:20

ER

How many possible pairs of values of (a,b) exist such that

805+ (Hard) | Multiples and Factors, Number Properties

805+ (Hard) | Multiples and Factors, Number Properties hide tags

Raksat

29 Feb 2020, 21:45

11

3

3,441

by: bumpbot

11 May 2024, 11:24

ER

How many possible numbers can be built from the set 3, 5, 7,

555-605 (Medium) | Combinations

555-605 (Medium) | Combinations hide tags

eresh

23 Oct 2009, 09:50

26

10

5,530

by: Parvezahmed2210

13 Sep 2019, 09:20

ER

How many possible integer values are there for x if |4x - 3|

555-605 (Medium) | Absolute Values, Inequalities

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

1, 2

cpcalanoc

20 Oct 2013, 04:03

76

21

21,076

by: bumpbot

08 Jan 2025, 15:17

ER

How many possible cases are there such that 2 stocks are selected at r

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

MathRevolution

07 Apr 2016, 06:08

3

7

3,565

by: bumpbot

01 Jul 2017, 08:21

ER

How many possible 7-digit codes can be formed from the letters s, u, c

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

MathRevolution

24 Apr 2018, 05:54

6

4

2,237

by: bumpbot

13 Jun 2019, 20:44

ER

How many possible 6-digit code numbers can be formed from three a, two

Sub 505 (Easy) | Combinations

Sub 505 (Easy) | Combinations hide tags

MathRevolution

19 Mar 2017, 18:09

6

5

3,322

by: bumpbot

07 May 2025, 15:54

ER

How many possible 4-digit numbers can be created where the thousands

555-605 (Medium) | Combinations

555-605 (Medium) | Combinations hide tags

Bunuel

28 Dec 2016, 01:49

7

3

4,499

by: bumpbot

15 Nov 2025, 18:44

ER

How many positive, 3-digit integers contain at least one 7?

605-655 (Medium) | Combinations

605-655 (Medium) | Combinations hide tags

BrentGMATPrepNow

14 May 2024, 12:36

38

9

8,701

by: bumpbot

27 May 2025, 04:28

ER

How many positive values of x exist if n is a positive integer and 10

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

20 Jul 2017, 22:52

52

12

7,165

by: bumpbot

02 Jul 2025, 01:35

ER

How many positive two-distinct-digit numbers are odd and not divisible

705-805 (Hard) | Multiples and Factors, Overlapping Sets

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

fskilnik

25 Feb 2019, 07:05

35

5

5,174

by: HarshavardhanR

14 May 2026, 22:00