GMAT Club Forum

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100 Hardest and easiest questions for PS as of April

655-705 Level

655-705 Level hide tags

1, 2

Bunuel

21 Aug 2015, 03:49

973

22

257,393

by: bb

30 Mar 2024, 10:13

ER

GMAT PS Question Directory by Topic & Difficulty

505-555 Level +6 tags

505-555 Level, 555-605 Level, 605-655 Level, 655-705 Level, 705-805 Level, 805+ Level, Sub 505 Level hide tags

bb

22 Feb 2012, 11:27

2,850

0

1,181,409

by: bb

22 Feb 2012, 11:27

ER

In a group, 30% of the men are more than 25 years old

655-705 Level | Overlapping Sets

655-705 Level | Overlapping Sets hide tags

Bunuel

12 Oct 2022, 09:48

12

2

8,008

by: bumpbot

18 Oct 2023, 05:47

ER

Superior Security recently discovered a computer on

655-705 Level | Probability

655-705 Level | Probability hide tags

Bunuel

18 Dec 2019, 00:09

13

10

3,017

by: bumpbot

18 Oct 2023, 05:07

ER

If k is an integer and 33!/22! is divisible by 6^k,

655-705 Level | Divisibility/Multiples/Factors +2 tags

655-705 Level | Divisibility/Multiples/Factors, Exponents, Min-Max Problems hide tags

Bunuel

28 Oct 2021, 03:30

45

9

5,436

by: lovesuit

18 Oct 2023, 05:05

ER

When m is divided by 9, the remainder is 2. When m is

555-605 Level | Min-Max Problems, Remainders

555-605 Level | Min-Max Problems, Remainders hide tags

Bunuel

09 Apr 2021, 10:00

7

3

2,560

by: bumpbot

18 Oct 2023, 03:49

ER

HOT Competition 1 Sep/8AM: What is the coefficient of

705-805 Level | Algebra

705-805 Level | Algebra hide tags

Bunuel

01 Sep 2020, 08:00

46

8

6,187

by: bumpbot

18 Oct 2023, 02:07

ER

What is the probability that out of the combinations

655-705 Level | Probability

655-705 Level | Probability hide tags

Bunuel

17 Dec 2019, 01:28

14

7

3,898

by: bumpbot

18 Oct 2023, 01:52

ER

A class consists of 12 girls and 10 boys. In how many

555-605 Level | Combinations

555-605 Level | Combinations hide tags

Bunuel

14 Mar 2022, 07:22

18

2

2,819

by: Vartika2525

18 Oct 2023, 00:36

ER

A charitable association sold an average of 66 raffle

505-555 Level | Statistics and Sets Problems

505-555 Level | Statistics and Sets Problems hide tags

Bunuel

30 Jun 2015, 05:00

53

16

13,462

by: bumpbot

18 Oct 2023, 00:01

ER

If n is a positive odd number and the sum of the even

705-805 Level | Number Properties

705-805 Level | Number Properties hide tags

Bunuel

07 Dec 2021, 04:00

5

3

928

by: bumpbot

17 Oct 2023, 19:35

ER

If sqrt(x^2 + (sqrt(x^2 + sqrt(x^2 + ...))), where the

655-705 Level | Algebra, Roots

655-705 Level | Algebra, Roots hide tags

Bunuel

06 Mar 2020, 03:17

30

6

3,371

by: bumpbot

17 Oct 2023, 12:56

ER

If the second term of a geometric progression is 6

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

29 Jun 2021, 04:00

4

2

1,686

by: LucienH

17 Oct 2023, 12:42

ER

In a tournament, there are 43 junior level and 51

655-705 Level | Combinations

655-705 Level | Combinations hide tags

Bunuel

06 Apr 2020, 10:30

16

5

5,399

by: bumpbot

17 Oct 2023, 12:36

ER

If r is negative and s is positive, which of the

Sub 505 Level | Absolute Values, Number Properties

Sub 505 Level | Absolute Values, Number Properties hide tags

Bunuel

19 Aug 2016, 03:21

4

10

4,772

by: bumpbot

17 Oct 2023, 12:10

ER

In how many ways can a committee of 5 members be

555-605 Level | Combinations

555-605 Level | Combinations hide tags

Bunuel

16 Apr 2019, 21:45

23

5

5,680

by: bumpbot

17 Oct 2023, 10:22

ER

If it takes Annette 13 minutes to jog a yards and she

605-655 Level | Distance Problems

605-655 Level | Distance Problems hide tags

Bunuel

22 Jan 2018, 23:18

6

15

3,141

by: bumpbot

17 Oct 2023, 09:07

ER

Marissa is responsible for watering 30 trees that have

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

26 Nov 2019, 01:15

18

5

2,576

by: Kinshook

17 Oct 2023, 07:27

ER

Two competitors battle each other in each match of a

505-555 Level | Combinations

505-555 Level | Combinations hide tags

Bunuel

17 Oct 2023, 01:30

3

1

654

by: cdrectenwald

17 Oct 2023, 07:14

ER

F and E are midpoints of AB and AD respectively. If

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

24 May 2021, 08:15

16

4

13,847

by: bumpbot

17 Oct 2023, 06:45

ER

If ∛(12167)*√(16384) = x*11.5, then what is the

705-805 Level | Algebra, Roots

705-805 Level | Algebra, Roots hide tags

Bunuel

12 Jun 2020, 12:00

14

7

3,370

by: bumpbot

17 Oct 2023, 05:51

ER

When positive integer n is divided by 4, the remainder

555-605 Level | Remainders

555-605 Level | Remainders hide tags

Bunuel

22 Sep 2022, 12:15

3

4

4,248

by: bumpbot

17 Oct 2023, 05:00

ER

Brooke uses a paper cutter to cut a 0.004 inch thick

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

26 Nov 2019, 00:57

9

7

2,260

by: bumpbot

17 Oct 2023, 04:36

ER

In triangle PQS above, if PQ = 3 and PS = 4, then PR =

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

23 Jan 2023, 12:15

5

3

1,329

by: Guntabulla

17 Oct 2023, 03:49

ER

A basketball team has 11 players on its roster. Only 5

Sub 505 Level | Combinations

Sub 505 Level | Combinations hide tags

Bunuel

26 Jul 2019, 00:28

4

6

5,672

by: bumpbot

17 Oct 2023, 02:48

ER

If a is a positive integer then 3^(2a) + 36^a/2^(2a) =

555-605 Level | Algebra, Exponents

555-605 Level | Algebra, Exponents hide tags

Bunuel

15 Jul 2015, 03:12

22

8

5,843

by: bumpbot

17 Oct 2023, 00:43

ER

In a store, there was food sufficient to sustain a

655-705 Level | Work Problems

655-705 Level | Work Problems hide tags

Bunuel

19 Sep 2023, 08:46

10

2

1,404

by: SarthakSharma8

16 Oct 2023, 19:46

ER

A baseball card decreased in value 20% in its first

Sub 505 Level | Percent and Interest Problems

Sub 505 Level | Percent and Interest Problems hide tags

Bunuel

28 Mar 2016, 02:45

1

5

3,165

by: bumpbot

16 Oct 2023, 15:33

ER

If n = 1(1!) + 2(2!) + 3(3!) + 4(4!) + ... + 50(50!)

705-805 Level | Algebra, Number Properties

705-805 Level | Algebra, Number Properties hide tags

Bunuel

18 May 2020, 11:19

66

8

4,757

by: bumpbot

16 Oct 2023, 13:15

ER

How many integers are there between 51 and 107,

Sub 505 Level | Arithmetic

Sub 505 Level | Arithmetic hide tags

Bunuel

25 Mar 2016, 03:47

4

7

10,645

by: bumpbot

16 Oct 2023, 12:36

ER

If a taxi driver charges x cents for the first

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

22 Jan 2015, 07:46

105

17

20,344

by: NoviceBoy

16 Oct 2023, 11:37

ER

Last year, Mike, Ben and Rob participated in a chess

505-555 Level | Probability

505-555 Level | Probability hide tags

Bunuel

19 Sep 2019, 04:06

17

12

5,944

by: bumpbot

16 Oct 2023, 10:09

ER

Which of the following must be an integer if x is a

555-605 Level | Algebra, Number Properties

555-605 Level | Algebra, Number Properties hide tags

Bunuel

12 Mar 2018, 22:14

19

10

7,761

by: bumpbot

16 Oct 2023, 09:50

ER

A merchant makes a profit of 30% after offering a

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Bunuel

29 Jan 2019, 08:46

21

5

8,242

by: bumpbot

16 Oct 2023, 09:28

ER

In a certain math class, one-tenth of the students

655-705 Level | Fractions/Ratios/Decimals

655-705 Level | Fractions/Ratios/Decimals hide tags

Bunuel

01 Nov 2019, 04:17

88

14

10,256

by: bumpbot

16 Oct 2023, 07:49

ER

If (a 1)(b + 2)(c 3) = 0, what is the smallest value

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

10 May 2022, 06:45

5

2

1,232

by: bumpbot

16 Oct 2023, 07:37

ER

For how many of the following types of quadrilaterals

705-805 Level | Geometry

705-805 Level | Geometry hide tags

Bunuel

14 May 2019, 00:04

10

4

2,519

by: bumpbot

16 Oct 2023, 07:26

ER

10^3 is how many times (0.01)^3?

555-605 Level | Arithmetic, Exponents

555-605 Level | Arithmetic, Exponents hide tags

Bunuel

20 Jun 2022, 09:45

11

3

6,020

by: bumpbot

16 Oct 2023, 07:18

ER

In a survey it was found that 10% people don’t use

805+ Level | Overlapping Sets

805+ Level | Overlapping Sets hide tags

Bunuel

28 Apr 2020, 03:16

25

6

8,144

by: bumpbot

16 Oct 2023, 07:06

ER

How many positive odd factors does 768 have?

605-655 Level | Divisibility/Multiples/Factors, Number Properties

605-655 Level | Divisibility/Multiples/Factors, Number Properties hide tags

Bunuel

11 Oct 2018, 02:43

23

7

5,564

by: bumpbot

16 Oct 2023, 06:30

ER

A merchant made a profit of $5 on the sale of a

Sub 505 Level | Percent and Interest Problems

Sub 505 Level | Percent and Interest Problems hide tags

Bunuel

04 Jun 2019, 00:22

3

6

6,378

by: Ayesha8869

16 Oct 2023, 05:30

ER

If x0, which of the following is equivalent to

Sub 505 Level | Exponents

Sub 505 Level | Exponents hide tags

Bunuel

16 Oct 2023, 01:30

6

2

769

by: ostrick5465

16 Oct 2023, 05:27

ER

The value of (-89)^(1/3) is:

505-555 Level | Roots

505-555 Level | Roots hide tags

Bunuel

08 Oct 2018, 03:15

37

8

12,116

by: bumpbot

16 Oct 2023, 03:21

ER

In the given figure P and Q are the mid points of AC

705-805 Level | Geometry

705-805 Level | Geometry hide tags

Bunuel

22 Jan 2021, 05:00

20

7

4,095

by: bumpbot

16 Oct 2023, 02:37

ER

How many four digit numbers that are divisible by 4

805+ Level | Combinations, Divisibility/Multiples/Factors

805+ Level | Combinations, Divisibility/Multiples/Factors hide tags

Bunuel

06 Nov 2019, 06:56

41

5

7,602

by: bumpbot

16 Oct 2023, 02:22

ER

Twelve engineers can complete a task in 7 Hours.

655-705 Level | Work Problems

655-705 Level | Work Problems hide tags

Bunuel

06 Nov 2019, 06:53

28

5

5,151

by: bumpbot

16 Oct 2023, 02:12

ER

The remainder when dividing the expression (X + Y) by

505-555 Level | Remainders

505-555 Level | Remainders hide tags

Bunuel

05 Jul 2016, 12:26

23

14

4,944

by: bumpbot

15 Oct 2023, 20:32

ER

5^3x + 5^2y + 5z + p = 264, where x, y, z and p are

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

01 Feb 2022, 05:45

5

2

1,438

by: bumpbot

15 Oct 2023, 19:22

ER

What is the value of (1/50)^(1/2)%=

555-605 Level | Percent and Interest Problems, Roots

555-605 Level | Percent and Interest Problems, Roots hide tags

Bunuel

02 Apr 2022, 08:30

9

4

2,533

by: bumpbot

15 Oct 2023, 12:48

ER

Which of the following is an equation of the straight

605-655 Level | Coordinate Geometry

605-655 Level | Coordinate Geometry hide tags

Bunuel

29 Dec 2020, 05:30

2

3

1,685

by: bumpbot

15 Oct 2023, 11:01

ER

Each student in a class of 40 plays at least one

605-655 Level | Overlapping Sets

605-655 Level | Overlapping Sets hide tags

Bunuel

06 Apr 2023, 01:30

15

9

6,785

by: tabishkazi

15 Oct 2023, 08:46

ER

A basketball team plays games only against the other

505-555 Level | Remainders, Word Problems

505-555 Level | Remainders, Word Problems hide tags

Bunuel

11 Dec 2015, 08:51

42

8

6,915

by: bumpbot

15 Oct 2023, 08:31

Problem Solving (PS)