Problem Solving (PS)

31 Mar 2026, 22:07

ER

If x, y and z are positive integers, such that 1/x + 1/y + 1/z = 1

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

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

Toma13

09 Nov 2023, 09:56

331

19

36,341

by: GMATGuruNY

31 Mar 2026, 10:00

ER

The arithmetic mean of a sequence of 15 integers is 78. The largest

805+ (Hard) | Statistics and Sets Problems

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

EgmatQuantExpert

30 Jan 2024, 00:07

47

13

6,825

31 Mar 2026, 08:48

ER

At Giovannis, a meal consists of two or three coursesfirst

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

kevincan

31 Mar 2026, 10:26

3

196

31 Mar 2026, 07:57

ER

In a city where all streets run east-to-west, all avenues run north-to

805+ (Hard) | Combinations, Probability

805+ (Hard) | Combinations, Probability hide tags

Thoughtosphere

14 Oct 2014, 23:50

90

10

14,402

31 Mar 2026, 03:26

ER

Two trains A and B start simultaneously in the opposite direction from

805+ (Hard) | Distance and Speed Problems

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

jackfr2

12 Apr 2020, 02:24

56

6

18,808

30 Mar 2026, 12:04

ER

For any integer x greater than 1, x! denotes the product of all

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Bunuel

02 Jan 2025, 01:30

30

3

3,280

30 Mar 2026, 07:16

ER

Point P(a,b) is randomly selected in the region enclosed by the follow

805+ (Hard) | Coordinate Geometry, Probability

805+ (Hard) | Coordinate Geometry, Probability hide tags

jellybean23

26 Jan 2022, 10:35

160

8

24,765

30 Mar 2026, 06:29

ER

The mean of an ascending sequence of positive consecutive two-digit in

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

gracie

31 Dec 2018, 21:52

12

3

2,499

30 Mar 2026, 02:28

ER

A train X departs from station A at 11.00 am for station B, which is

805+ (Hard) | Distance and Speed Problems

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

anupamdev

19 Oct 2017, 11:12

70

6

46,403

30 Mar 2026, 00:39

ER

A customs officer inspected all the suitcases from a flight.

805+ (Hard) | Work and Rate Problems

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

kevincan

29 Mar 2026, 05:11

7

1

303

by: egmat

29 Mar 2026, 22:32

ER

If x and y are positive integers such that x^2 - y^2 = 925,

805+ (Hard) | Algebra, Statistics and Sets Problems

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

kevincan

23 Mar 2026, 08:27

8

3

484

by: crimson_noise

29 Mar 2026, 08:32

ER

Z is a set of positive numbers. The median of Z is greater than the me

805+ (Hard) | Statistics and Sets Problems

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

Bunuel

11 Apr 2021, 20:45

28

4

8,871

29 Mar 2026, 08:02

ER

If n is a positive integer such that 2n has 28 positive divisors and 3

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

Bunuel

28 Dec 2021, 08:45

13

5

3,759

29 Mar 2026, 07:31

ER

If (10)^9 + 2(11)^1(10)^8 + 3(11)^2(10)^7 + … + 10(11)^9 = k(10)^9

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

Bunuel

12 Mar 2020, 00:51

46

7

6,702

29 Mar 2026, 05:52

ER

GMAT Club Around The World!!! On the first day, a person mixed juice

805+ (Hard) | Mixture Problems

805+ (Hard) | Mixture Problems hide tags

Bunuel

31 Dec 2021, 13:00

20

5

3,672

29 Mar 2026, 05:48

ER

How many different arrangements of A, B, C, D, and E are pos

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

rxs0005

22 Dec 2010, 08:24

112

13

32,619

28 Mar 2026, 22:23

ER

Fran and Gettie usually take 8 hours and 12 hours

805+ (Hard) | Work and Rate Problems

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

kevincan

26 Mar 2026, 15:37

3

1

324

by: Ujjwalk31

28 Mar 2026, 21:27

ER

What is the number of roots of the equation (x^2-5x+5)^(x^2-5x-6)=1?

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

Bunuel

26 May 2023, 10:30

19

4

2,941

28 Mar 2026, 14:21

ER

What is the unit digit of 88^77 - 77^88?

805+ (Hard) | Exponents, Number Properties

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

MrVarghese

28 Mar 2026, 13:50

24

6

11,916

28 Mar 2026, 12:37

ER

|x+3| - |4-x| = |8+x|. How many solutions does the equation

805+ (Hard) | Absolute Values

805+ (Hard) | Absolute Values hide tags

1, 2, 3

guerrero25

01 Jun 2021, 03:37

524

43

62,853

by: vartikg

28 Mar 2026, 12:12

ER

13 students in a class had a median score of 10 and an average score

805+ (Hard) | Statistics and Sets Problems

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

ExpertsGlobal5

26 Mar 2026, 19:00

5

3

314

by: ExpertsGlobal5

28 Mar 2026, 10:30

ER

A set of 7 integers has a median of 9, range of 10, and average of 9.

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

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

ExpertsGlobal5

23 Mar 2026, 19:00

5

3

317

by: ExpertsGlobal5

28 Mar 2026, 04:00

ER

If x > 0, how many integer values of (x, y) will satisfy the equation

805+ (Hard) | Absolute Values, Algebra

805+ (Hard) | Absolute Values, Algebra hide tags

itisSheldon

17 Apr 2018, 12:10

58

8

15,218

28 Mar 2026, 03:24

ER

A merchant has a beverage that is 90%

805+ (Hard) | Percent and Interest Problems

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

kevincan

27 Mar 2026, 06:47

4

2

299

by: kaustubhkohli12

28 Mar 2026, 00:22

ER

A tank of volume 475 gallons is completely filled using pipes A and B

805+ (Hard) | Work and Rate Problems

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

DisciplinedPrep

27 Dec 2020, 19:50

16

4

4,110

27 Mar 2026, 21:09

ER

Given 1 + 2 + 2^2 + 2^3 + …….. + 2^{40} = N, what is the remainder whe

805+ (Hard) | Number Properties, Remainders

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

nick1816

11 Jun 2019, 05:33

75

18

7,566

27 Mar 2026, 10:16

Each coefficient in the equation ax2 + bx + c = 0 is determined by thr

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

nick1816

19 Jun 2019, 17:45

24

7

4,371

27 Mar 2026, 05:22

ER

Two airplanes A and B bomb a target in succession. The probabilities

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

Bunuel

29 Nov 2021, 03:45

6

5

1,787

27 Mar 2026, 04:41

ER

If 2^(2x+4) – 17*2^(x+1) = –4, then what is the sum of all possible va

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

Bunuel

21 Apr 2020, 08:27

25

5

8,502

27 Mar 2026, 02:47

ER

What is the value of D + O + R + F? Question of the Day III

805+ (Hard) | Arithmetic

805+ (Hard) | Arithmetic hide tags

KarishmaB

12 Nov 2010, 15:11

186

13

17,310

27 Mar 2026, 01:08

ER

A, B and C can independently do a work in 15 days, 20 days and 30 days

805+ (Hard) | Work and Rate Problems

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

Bunuel

16 Nov 2021, 06:15

27

6

12,938

26 Mar 2026, 22:47

ER

One-fourth of the houses in San Isidoro are currently

805+ (Hard) | Fractions and Ratios

805+ (Hard) | Fractions and Ratios hide tags

kevincan

11 Mar 2026, 22:52

3

393

by: BadalDewani

26 Mar 2026, 18:15

ER

Dimitra runs for 1 hour as follows: For the first 20 minu

805+ (Hard) | Distance and Speed Problems

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

kevincan

26 Mar 2026, 00:30

3

1

248

by: aliasgsaleem

26 Mar 2026, 12:13

ER

Three men, Alpha,Beta, and Gamma, working together, do a job in 6 hour

805+ (Hard) | Work and Rate Problems

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

Bunuel

14 Mar 2019, 23:29

28

8

5,248

26 Mar 2026, 07:25

ER

If three of the first 10 prime numbers are chosen at random,

805+ (Hard) | Multiples and Factors, Probability

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

kevincan

14 Mar 2026, 11:33

2

364

26 Mar 2026, 06:24

ER

An investment of the amount of $245,000 was made at the beginning of

805+ (Hard) | Percent and Interest Problems

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

Bunuel

04 Jun 2021, 06:45

17

3

2,656

25 Mar 2026, 16:57

ER

Two machines, X and Y, working together at their repsective constant r

805+ (Hard) | Work and Rate Problems

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

1, 2

nick13

22 Oct 2023, 16:34

591

21

45,627

by: Borrat

25 Mar 2026, 13:05

ER

Let Pn denotes the number of ways of selecting 3 people out of ‘n’ sit

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Bunuel

16 Feb 2021, 03:00

24

4

11,211

25 Mar 2026, 08:34

ER

What is the largest integer k such that 8.1 × 10^k is less

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

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

kevincan

25 Mar 2026, 07:22

6

4

344

by: kevincan

25 Mar 2026, 07:22

ER

For each positive integer n, let S(n) denote the sum of the digits of

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Bunuel

25 Mar 2026, 04:48

22

6

9,238

25 Mar 2026, 04:46

ER

If x + |y| = 8 and |x| + y = 6, then how many pairs of (x, y) satisfy

805+ (Hard) | Absolute Values, Algebra

805+ (Hard) | Absolute Values, Algebra hide tags

Bunuel

28 May 2020, 06:01

35

6

16,957

25 Mar 2026, 01:38

ER

GMAT Club World Cup 2022 (DAY 5): The infinite sequence of integers

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

Bunuel

15 Jul 2022, 08:00

118

7

12,578

by: wickedvikram

25 Mar 2026, 01:22

ER

If x 0 and x/|x| < x, which of the following must be true?

805+ (Hard) | Absolute Values +2 tags

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

1, 2, 3

Bunuel

06 Sep 2023, 02:46

668

40

74,429

24 Mar 2026, 20:39

ER

Mary Poppins is choosing presents at a certain book shop. She wants

805+ (Hard) | Min-Max Problems +2 tags

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

Bunuel

11 Oct 2022, 01:30

24

8

5,062

by: Veerenk

24 Mar 2026, 19:32

ER

An arithmetic sequence of 10 positive integers has a fourth

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

kevincan

18 Mar 2026, 00:50

7

4

474

by: kevincan

24 Mar 2026, 15:01

ER

A set J consists of 7 consecutive integers. If a subset of J

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

kevincan

24 Mar 2026, 09:53

6

1

229

by: Edskore

24 Mar 2026, 09:38

Consider three positive integers m, n and p such that when m is divide

805+ (Hard) | Remainders

805+ (Hard) | Remainders hide tags

Amity007

23 Mar 2026, 04:52

2

1

225

by: AdityaHarsh

24 Mar 2026, 09:11

ER

Matt is touring a nation in which coins are issued in two am

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

Vijayeta

28 Jul 2014, 04:21

209

7

27,177