Problem Solving (PS)

01 Mar 2026, 05:13

ER

X is the smallest number that leaves remainders of 8, 9, 10, 11 when

805+ (Hard) | Remainders

805+ (Hard) | Remainders hide tags

ExpertsGlobal5

23 Feb 2026, 20:00

10

4

571

by: ExpertsGlobal5

28 Feb 2026, 04:00

ER

How many different four-letter words can be formed (the words don't

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

young_gun

05 Apr 2015, 05:23

123

10

52,217

by: Adit_

27 Feb 2026, 22:39

ER

Each employee of a certain company is in either Department X or Depart

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

12 Apr 2022, 05:45

7

3

15,005

by: hrushij00

27 Feb 2026, 14:18

ER

Nedas coffee shop sells small, medium, and large coffees for $2, $3

805+ (Hard) | Min-Max Problems, Word Problems

805+ (Hard) | Min-Max Problems, Word Problems hide tags

kevincan

26 Feb 2026, 12:38

6

5

509

by: Edskore

27 Feb 2026, 10:40

ER

What is the smallest positive even number

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

kevincan

27 Feb 2026, 03:05

1

4

324

by: Edskore

27 Feb 2026, 10:38

ER

Brenda and Sally run in opposite direction on a circular tra

805+ (Hard) | Distance and Speed Problems

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

fozzzy

03 Oct 2013, 06:28

186

17

38,487

27 Feb 2026, 10:30

ER

Yesterday, the ratio of males to females working at Gigacorp

805+ (Hard) | Fractions and Ratios, Word Problems

805+ (Hard) | Fractions and Ratios, Word Problems hide tags

BrentGMATPrepNow

28 Feb 2017, 09:50

98

13

12,048

27 Feb 2026, 10:28

ER

Mary and Kate are running clockwise around a circular track with a cir

805+ (Hard) | Distance and Speed Problems

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

Bunuel

27 Mar 2015, 06:00

269

16

31,061

27 Feb 2026, 10:17

ER

Let x and y be two-digit integers such that y is obtained by reversing

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Bunuel

25 Mar 2019, 00:12

12

5

8,124

27 Feb 2026, 02:17

ER

A sequence of numbers is defined as 2 = an – an-1. Sn is sum up to

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

DisciplinedPrep

30 Dec 2020, 09:15

9

2

2,378

26 Feb 2026, 05:44

ER

If 9! is divided by 256, what is the remainder?

805+ (Hard) | Remainders

805+ (Hard) | Remainders hide tags

kevincan

03 Feb 2026, 05:18

15

2

655

by: crimson_noise

25 Feb 2026, 23:15

ER

A contractor estimated that his 10-person crew could complete

805+ (Hard) | Work and Rate Problems

805+ (Hard) | Work and Rate Problems hide tags

1, 2

Bunuel

08 Aug 2025, 08:58

94

25

17,272

25 Feb 2026, 08:54

ER

A man takes 20 days to reach the point B under normal circumstances. B

805+ (Hard) | Distance and Speed Problems

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

Bunuel

02 Dec 2020, 12:00

13

5

6,363

25 Feb 2026, 04:49

ER

A drawer holds 4 red hats and 4 blue hats. What is the probability of

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

b14kumar

20 Sep 2007, 15:35

51

15

27,473

24 Feb 2026, 08:11

ER

At Arsus, each employee is either a manager or a specialist.

805+ (Hard) | Fractions and Ratios, Percent and Interest Problems

805+ (Hard) | Fractions and Ratios, Percent and Interest Problems hide tags

kevincan

24 Feb 2026, 06:15

6

1

452

by: Dereno

24 Feb 2026, 07:41

ER

In a group, 95% members speak English, 85% speak French, 80% speak

805+ (Hard) | Min-Max Problems, Overlapping Sets

805+ (Hard) | Min-Max Problems, Overlapping Sets hide tags

ExpertsGlobal5

05 Dec 2025, 22:14

24

5

1,250

by: KarishmaB

24 Feb 2026, 04:44

ER

For a certain probability experiment, the probability that event A wil

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

Bunuel

21 May 2019, 23:13

41

6

20,902

by: KarishmaB

24 Feb 2026, 04:10

ER

A manufacturer forecast that fourth-quarter revenue from its hairdryer

805+ (Hard) | Percent and Interest Problems, Word Problems

805+ (Hard) | Percent and Interest Problems, Word Problems hide tags

kevincan

24 Feb 2026, 00:07

1

0

251

24 Feb 2026, 00:07

Mr. Wilson bought some white chocolates, which cost $2.50 each, and so

805+ (Hard) | Fractions and Ratios

805+ (Hard) | Fractions and Ratios hide tags

Amity007

17 Feb 2026, 15:38

2

6

529

by: vasu1104

23 Feb 2026, 12:12

ER

A game is played with a six sided, regularly numbered fair die. A play

805+ (Hard) | Arithmetic

805+ (Hard) | Arithmetic hide tags

ppb1487

28 Dec 2015, 23:45

177

10

18,248

23 Feb 2026, 09:33

ER

For every positive number x, f(x)= 1/4 multiplied by greatest integer

805+ (Hard) | Functions and Custom Characters, Multiples and Factors

805+ (Hard) | Functions and Custom Characters, Multiples and Factors hide tags

kevincan

23 Mar 2026, 06:31

3

1

627

by: Edskore

22 Feb 2026, 04:54

ER

If a and b are distinct integers and a^b = b^a, how many

805+ (Hard) | Exponents, Number Properties

805+ (Hard) | Exponents, Number Properties hide tags

KarishmaB

21 Feb 2026, 08:34

196

10

40,677

21 Feb 2026, 08:11

ER

For every odd integer n greater than 20

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

kevincan

18 Feb 2026, 04:59

5

2

467

by: AkshayMetha

21 Feb 2026, 07:48

ER

A cylindrical overhead tank is filled by two pumps P1 and P2. P1 can f

805+ (Hard) | Work and Rate Problems

805+ (Hard) | Work and Rate Problems hide tags

Bunuel

02 Dec 2020, 12:15

9

4

13,003

21 Feb 2026, 06:41

ER

Six person A, B, C, D, E and F are to be seated at a circular table.

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Bunuel

17 Feb 2021, 06:00

8

3

4,031

21 Feb 2026, 06:06

ER

A bag contains at least one marble of four different colors.

805+ (Hard) | Min-Max Problems, Word Problems

805+ (Hard) | Min-Max Problems, Word Problems hide tags

kevincan

16 Feb 2026, 04:13

5

7

516

21 Feb 2026, 05:04

ER

If k is a positive integer and (30 - k)/(k - 10) is a prime number

805+ (Hard) | Number Properties, Statistics and Sets Problems

805+ (Hard) | Number Properties, Statistics and Sets Problems hide tags

Bunuel

19 Sep 2023, 09:19

18

6

3,379

by: juliansorre

20 Feb 2026, 14:00

ER

Mehraks bakery sells three types of pastries: cinnamon rolls cost $3.

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

kevincan

17 Feb 2026, 05:23

6

4

605

20 Feb 2026, 04:01

ER

ABC is a triangle with area 1. AF = AB/3, BE = BC/3 and ED =

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

RaviChandra

06 May 2020, 08:59

44

13

21,961

by: Bunuel

19 Feb 2026, 10:43

-1

Johnson works as a tree logger in Sabine National Forest. He was assig

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

Amity007

17 Feb 2026, 15:53

2

1

409

by: Amity007

18 Feb 2026, 22:29

ER

A kiosk sells only salads and sandwiches and yesterday had 198 custom

805+ (Hard) | Percent and Interest Problems, Word Problems

805+ (Hard) | Percent and Interest Problems, Word Problems hide tags

kevincan

17 Feb 2026, 00:49

8

5

530

17 Feb 2026, 08:39

ER

If a^1/2 > b > c^2, which of the following could be true?

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

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

Sajjad1994

19 Oct 2018, 13:00

80

13

12,188

17 Feb 2026, 06:25

ER

Less than 0.3 percent of the chips produced at a certain factory last

805+ (Hard) | Min-Max Problems, Percent and Interest Problems

805+ (Hard) | Min-Max Problems, Percent and Interest Problems hide tags

kevincan

15 Feb 2026, 23:48

3

464

17 Feb 2026, 06:18

ER

The outer dimensions of a closed rectangular cardboard box are 8 centi

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

1, 2

parkhydel

28 Apr 2020, 07:43

561

29

46,953

16 Feb 2026, 15:48

ER

Code letters X, Y, and Z each represent one digit in the three-digit

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Bunuel

17 Oct 2020, 12:52

5

4,938

by: Regor60

16 Feb 2026, 10:22

ER

If the range of the six positive integers 4,3,14,7,10 and x is 14

805+ (Hard) | Statistics and Sets Problems

805+ (Hard) | Statistics and Sets Problems hide tags

MahmoudFawzy

31 Dec 2018, 15:10

9

3

2,641

16 Feb 2026, 09:37

ER

Eight people are to be divided into two groups each having more than

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

Bunuel

04 Mar 2021, 09:15

21

7

5,988

15 Feb 2026, 04:00

ER

How many five-digit numbers are there, if the two leftmost

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

AmyPham

03 Dec 2007, 03:51

73

9

30,782

14 Feb 2026, 22:39

ER

Joey and Chloe and their daughter Zoe all have the same birthday. Joey

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

13 May 2019, 23:21

33

11

4,736

14 Feb 2026, 07:30

ER

A smartphone uses a four-digit passcode, like 0131. Sam wants to reset

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Bunuel

06 Oct 2020, 04:00

9

7

3,139

14 Feb 2026, 05:11

ER

A vendor sells only Product A, for $6, and Product B, for

805+ (Hard) | Percent and Interest Problems, Word Problems

805+ (Hard) | Percent and Interest Problems, Word Problems hide tags

mikemcgarry

01 Oct 2014, 10:54

99

7

13,705

by: Adit_

14 Feb 2026, 03:41

ER

For how many integers n is n/(20 - n) the square of an integer?

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Bunuel

13 Jun 2022, 01:30

7

6

4,958

14 Feb 2026, 00:17

ER

In an examination comprising 20 questions, each question has

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

Smita04

22 Feb 2015, 13:38

19

3

4,717

13 Feb 2026, 23:33

ER

Set S consists of numbers 2, 3, 6, 48, and 164. Number K is

805+ (Hard) | Multiples and Factors +2 tags

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

sondenso

07 Jul 2013, 06:11

369

15

49,532

13 Feb 2026, 17:59

ER

Vladimir plays a game in which he reveals cards one-at-a-time from the

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

Bunuel

14 Feb 2017, 01:11

101

15

9,857

13 Feb 2026, 12:29

ER

T is the set of all numbers that are equal to |a|/a + 2|b|/b + 3|c|/c

805+ (Hard) | Absolute Values, Statistics and Sets Problems

805+ (Hard) | Absolute Values, Statistics and Sets Problems hide tags

kevincan

09 Feb 2026, 23:46

14

3

720

by: PriChats

13 Feb 2026, 10:48

For three positive integers m, n and p, the ratio of n to p is half th

805+ (Hard) | Percent and Interest Problems

805+ (Hard) | Percent and Interest Problems hide tags

Amity007

13 Feb 2026, 09:41

2

1

306

by: Amity007

13 Feb 2026, 09:42

ER

In a group of 145 interns, 115 have a car, 120 have a motorcycle, and

805+ (Hard) | Overlapping Sets

805+ (Hard) | Overlapping Sets hide tags

kevincan

12 Feb 2026, 11:31

6

3

531