Problem Solving (PS)

24 Apr 2026, 05:31

ER

A certain league has four divisions. The respective divisions had 9, 1

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

1, 2

AkamaiBrah

16 Jul 2003, 04:59

230

23

25,698

23 Apr 2026, 12:45

ER

You have a six-sided cube and six cans of paint, each a diff

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

1, 2

chetan86

09 Sep 2013, 06:45

142

28

44,847

22 Apr 2026, 13:35

ER

If two integers are chosen at random out of the set {2, 5, 7, 8}, what

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

1, 2

MitDavidDv

11 Nov 2017, 23:32

1.6k

37

96,964

by: Adit_

16 Apr 2026, 03:31

ER

In western Europe, x bicycles were sold in each of the years 1990 and

655-705 (Hard) | Percent and Interest Problems

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

1, 2

Bunuel

15 Jun 2016, 01:21

756

22

76,960

13 Apr 2026, 07:41

ER

If integer C is randomly selected from 20 to 99, inclusive.

805+ (Hard) | Multiples and Factors, Probability

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

1, 2

shashankp27

07 Jul 2013, 06:27

964

32

67,778

10 Apr 2026, 19:01

ER

If 3^k + 3^k = (3^9)^3^9 3^k, then what is the value of k?

605-655 (Medium) | Algebra, Exponents

605-655 (Medium) | Algebra, Exponents hide tags

1, 2

Bunuel

11 Jun 2015, 04:08

178

20

25,548

09 Apr 2026, 01:41

ER

In the figure above, X and Y represent locations in a district of a ce

605-655 (Medium) | Combinations

605-655 (Medium) | Combinations hide tags

1, 2

gmatt1476

21 Sep 2019, 03:23

555

29

46,670

by: luisdicampo

08 Apr 2026, 01:04

ER

The product of all the prime numbers less than 20 is closest to which

705-805 (Hard) | Arithmetic, Exponents

705-805 (Hard) | Arithmetic, Exponents hide tags

1, 2

Bunuel

02 Jul 2012, 02:21

1.0k

23

154,905

by: bhanu29

26 Mar 2026, 00:29

ER

If x and y are positive integers, which of the following

655-705 (Hard) | Multiples and Factors

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

cul3s

25 May 2013, 04:49

406

14

102,692

23 Mar 2026, 00:22

ER

The list shown consists of the times, in seconds, that it took each of

655-705 (Hard) | Statistics and Sets Problems

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

forgmat

21 Aug 2007, 17:27

223

19

42,596

by: shwetakoshija

20 Mar 2026, 04:51

ER

Bob just filled his car's gas tank with 20 gallons of gasohol, a mixtu

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

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

1, 2

above720

18 May 2007, 16:38

670

31

87,799

by: Adit_

17 Mar 2026, 21:48

ER

Runners V, W, X, Y, and Z are competing in the Bayville local triathlo

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

1, 2

Bunuel

20 Dec 2017, 02:17

94

23

9,200

17 Mar 2026, 00:55

ER

If X is the hundredths digit in the decimal 0.1X and if Y is the thous

605-655 (Medium) | Fractions and Ratios

605-655 (Medium) | Fractions and Ratios hide tags

1, 2

AbdurRakib

16 Jun 2017, 09:04

535

22

70,645

14 Mar 2026, 21:44

ER

For any positive integer n, the sum of the first n positive integers

605-655 (Medium) | Arithmetic, Number Properties

605-655 (Medium) | Arithmetic, Number Properties hide tags

1, 2

CharmWithSubstance

10 Jun 2021, 07:04

1.5k

34

313,175

04 Mar 2026, 12:05

ER

Which of the following describes all values of x for which 1

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

1, 2

mgoblue123

09 Oct 2018, 13:23

133

23

42,870

01 Mar 2026, 14:16

ER

If d > 0 and 0 < 1 - c/d < 1, which of the following must be true?

705-805 (Hard) | Inequalities, Must or Could be True

705-805 (Hard) | Inequalities, Must or Could be True hide tags

1, 2

Bunuel

06 Mar 2014, 03:05

385

24

52,764

28 Feb 2026, 09:25

ER

In a certain pond, 50 fish were caught, tagged, and returned to the po

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

06 Apr 2022, 02:00

155

18

67,823

25 Feb 2026, 15:11

ER

If a = -0.3, which of the following is true?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

1, 2

Walkabout

12 Dec 2012, 09:05

251

24

51,430

24 Feb 2026, 09:50

ER -2

Bill has a set of 6 black cards and a set of 6 red cards. Each card

705-805 (Hard) | Probability

705-805 (Hard) | Probability hide tags

1, 2

gmatter0913

29 Dec 2017, 01:06

599

32

57,099

by: arunbhati

14 Feb 2026, 05:23

ER

If the positive integer N is a perfect square, which of the following

655-705 (Hard) | Multiples and Factors +2 tags

655-705 (Hard) | Multiples and Factors, Must or Could be True, Number Properties hide tags

1, 2

Orange08

30 Apr 2020, 00:11

173

29

40,174

07 Feb 2026, 14:37

ER

Sets A, B and C are shown below. If number 100 is included

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

1, 2

vjsharma25

24 Dec 2016, 00:56

108

23

34,619

01 Feb 2026, 10:16

ER

The charge for a single room at Hotel P is 25 percent less than the ch

555-605 (Medium) | Percent and Interest Problems

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

1, 2

MHIKER

26 Apr 2021, 10:10

305

24

77,345

31 Jan 2026, 10:11

ER

When 2/9 of the votes on a certain resolution have been counted, 3/4

655-705 (Hard) | Fractions and Ratios

655-705 (Hard) | Fractions and Ratios hide tags

1, 2

eybrj2

02 Mar 2012, 10:44

587

25

49,101

28 Jan 2026, 22:44

ER

Right triangle PQR is to be constructed in the xy-plane so

705-805 (Hard) | Combinations, Coordinate Geometry

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

1, 2

amitdgr

19 Apr 2024, 06:18

1.9k

24

144,565

27 Jan 2026, 07:35

ER

One side of a parking stall is defined by a straight stripe that consi

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

1, 2

parkhydel

27 Apr 2020, 15:57

778

21

45,860

by: Rishm

12 Jan 2026, 07:19

ER

The graph of which of the following equations is a straight line that

555-605 (Medium) | Coordinate Geometry

555-605 (Medium) | Coordinate Geometry hide tags

Bunuel

21 Oct 2015, 21:25

283

18

77,159

07 Jan 2026, 02:06

ER

Coach Miller is filling out the starting lineup for his indoor soccer

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

1, 2

jimjohn

29 Apr 2019, 22:42

134

25

38,240

05 Jan 2026, 20:35

ER

According to a certain estimate, the depth N(t), in centimeters, of

505-555 (Easy) | Algebra, Min-Max Problems

505-555 (Easy) | Algebra, Min-Max Problems hide tags

1, 2

MHIKER

04 Mar 2024, 09:08

399

22

59,042

02 Jan 2026, 09:25

ER

Math : Sequences & Progressions

Theory, Guides & Resources

Theory, Guides & Resources hide tags

1, 2, 3, 4

shrouded1

02 May 2024, 21:19

203

61

108,660

01 Jan 2026, 01:39

ER

One week a certain truck rental lot had a total of 20 trucks, all of

605-655 (Medium) | Min-Max Problems, Word Problems

605-655 (Medium) | Min-Max Problems, Word Problems hide tags

cloaked_vessel

10 Apr 2005, 13:44

732

19

69,911

30 Dec 2025, 22:58

ER

If 1 > 1 - ab > 0, which of the following must be true?

655-705 (Hard) | Inequalities, Must or Could be True

655-705 (Hard) | Inequalities, Must or Could be True hide tags

1, 2

Bunuel

23 Jun 2015, 23:42

105

28

22,829

12 Dec 2025, 08:11

ER

If m is the product of all integers from 1 to 40, inclusive

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

1, 2

MRHDK1

09 Feb 2011, 15:11

133

21

44,559

12 Dec 2025, 05:22

ER

What is the tens digit of 36^10?

705-805 (Hard) | Exponents +2 tags

705-805 (Hard) | Exponents, Fractions and Ratios, Number Properties hide tags

1, 2

Bunuel

02 Feb 2015, 07:25

189

25

22,085

by: HarshavardhanR

07 Dec 2025, 22:50

ER

In a marketing survey, 60 people were asked to rank three flavors of i

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

1, 2

johng2016

05 Jul 2021, 08:00

1.3k

32

117,264

by: KyleKouton

02 Dec 2025, 22:06

ER

If x and y are integers and if (x-y)^2 + 2*y^2 ...

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

pablovaldesvega

25 Nov 2023, 13:29

336

19

32,191

29 Nov 2025, 13:16

ER

Four extra-large sandwiches of exactly the same size were ordered for

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

1, 2

Bunuel

20 Oct 2015, 03:17

679

20

83,867

23 Nov 2025, 13:32

ER

In how many different ways can 3 identical green shirts and

555-605 (Medium) | Combinations

555-605 (Medium) | Combinations hide tags

shrive555

24 Feb 2012, 22:58

125

18

83,196

19 Nov 2025, 10:17

ER

If 12 men and 16 women can do a piece of work in 5 days and 13 men and

655-705 (Hard) | Work and Rate Problems

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

1, 2

smcgrath12

18 Feb 2019, 05:38

915

23

165,374

18 Nov 2025, 09:39

ER

If a child flips a coin five times in a row, what is the probability

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

1, 2

nikdiablo129

17 Dec 2015, 13:24

147

29

36,120

by: GSV

17 Nov 2025, 09:09

ER

An integer n between 1 and 99, inclusive, is to be chosen at

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

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

1, 2

accincognito

07 Nov 2013, 09:54

1.0k

28

115,323

by: GSV

17 Nov 2025, 02:37

ER

Last year 26 members of a certain club traveled to England, 26 members

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

1, 2

Bunuel

15 Jun 2016, 01:35

593

23

87,047

13 Nov 2025, 08:42

ER

The inside dimensions of a rectangular wooden box are 6

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

1, 2

BANON

23 Feb 2012, 23:20

434

37

68,390

12 Nov 2025, 00:34

ER

How many zeros does 100! end with?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

1, 2

AndreG

20 Feb 2019, 03:42

337

21

226,250

10 Nov 2025, 01:21

ER

For a party, three solid cheese balls with diameters of 2 inches, 4 in

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

20 Oct 2015, 02:57

306

17

55,679

03 Nov 2025, 07:26

ER

COMBINATION and PROBABILITY - references. If you have

Guides & Resources, Useful Links

Guides & Resources, Useful Links hide tags

1, 2, 3

walker

29 Nov 2009, 15:16

550

55

172,795

29 Oct 2025, 23:03

ER

An urn contains 10 balls, numbered from 1 to 10. If 2 balls are select

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

1, 2

Bunuel

16 Feb 2015, 07:00

59

21

26,709