GMAT Club Forum

ER

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

257,228

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

2,849

0

1,180,994

by: bb

22 Feb 2012, 11:27

ER

In the Singapore zoo, there are deers and there are

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

12 Apr 2023, 01:30

3

6

1,201

by: Abhishek009

12 Apr 2023, 07:22

ER

If 5 is one solution of the equation x^2 + 4x + m = 5,

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

13 Aug 2019, 03:44

7

6

2,721

by: bumpbot

12 Apr 2023, 07:59

ER

If #p# = ap^3+ bp – 1 where a and b are constants,

555-605 Level | Functions and Custom Characters

555-605 Level | Functions and Custom Characters hide tags

tonebeeze

06 Oct 2010, 10:55

21

7

10,411

by: prfs11

12 Apr 2023, 08:29

ER

If x + 1/x = 5, what is x^2 + 1/x^2?

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

17 Oct 2018, 02:31

8

4

31,206

by: bumpbot

12 Apr 2023, 08:35

ER

An absent minded scientist walks on an escalator at a

705-805 Level | Distance Problems

705-805 Level | Distance Problems hide tags

anilnandyala

08 Nov 2010, 03:19

52

12

9,558

by: bumpbot

12 Apr 2023, 08:36

ER

In the xy-plane, a triangle T is formed by x-axis,

605-655 Level | Geometry

605-655 Level | Geometry hide tags

MathRevolution

05 May 2017, 01:51

11

3

2,276

by: bumpbot

12 Apr 2023, 09:12

ER

Stacy and Heather are 20 miles apart and walk towards

655-705 Level | Word Problems, Work Problems

655-705 Level | Word Problems, Work Problems hide tags

Ekland

24 Feb 2016, 08:01

42

7

8,918

by: bumpbot

12 Apr 2023, 09:19

ER

Which of the following could be the median of a set

555-605 Level | Number Properties, Statistics and Sets Problems

555-605 Level | Number Properties, Statistics and Sets Problems hide tags

divakarbio7

22 Feb 2010, 22:48

104

15

27,152

by: TerryWill700

12 Apr 2023, 10:32

ER

In the figure above, ABCD is a square with sides

705-805 Level | Geometry

705-805 Level | Geometry hide tags

Bunuel

15 May 2018, 02:27

18

2

6,120

by: bumpbot

12 Apr 2023, 10:49

ER

1/3(x - 2) + 1/x - 2 - 1/2(x - 2) = -5/6. What is the

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

12 Apr 2023, 08:45

3

849

by: ThatDudeKnows

12 Apr 2023, 11:22

ER

If yz – zx = 3 and zx – xy = 4, then xy – yz =

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

07 Apr 2019, 21:04

3

5

2,660

by: bumpbot

12 Apr 2023, 12:31

ER

In three-dimensional space, if each of the two lines

655-705 Level | Coordinate Geometry

655-705 Level | Coordinate Geometry hide tags

shasadou

23 Oct 2015, 22:57

31

9

8,567

by: bumpbot

12 Apr 2023, 13:06

ER

A bag contains 3 red and 2 black ball. Another bag

805+ Level | Probability

805+ Level | Probability hide tags

PiyushK

07 Aug 2013, 04:41

114

12

22,788

by: bumpbot

12 Apr 2023, 19:14

ER

Sarah operated her lemonade stand Monday through

705-805 Level | Algebra, Word Problems

705-805 Level | Algebra, Word Problems hide tags

danzig

28 Dec 2012, 09:19

15

13

5,864

by: Kinshook

12 Apr 2023, 22:45

ER

If 1/(x(x - 1)) + 1/(x(x+1)) = 1/((x+1)(x-1)), what is

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

05 Apr 2023, 06:45

3

2

1,014

by: SaquibHGMATWhiz

13 Apr 2023, 00:47

ER

What is the value of x^4 + 1/x^4 if x 1/x = 2 ?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

05 Apr 2023, 10:45

2

1,069

by: SaquibHGMATWhiz

13 Apr 2023, 01:02

ER

What is the largest 3 digit number to have an odd

655-705 Level | Divisibility/Multiples/Factors

655-705 Level | Divisibility/Multiples/Factors hide tags

Bunuel

09 Mar 2016, 12:55

34

11

16,174

by: bumpbot

13 Apr 2023, 01:04

ER

The rectangle ABCD has its side lengths equal to x and

605-655 Level | Geometry

605-655 Level | Geometry hide tags

Bunuel

03 Apr 2023, 07:00

2

1,101

by: SaquibHGMATWhiz

13 Apr 2023, 01:27

ER

Mrs. Dickson spent 40 percent of the money she had in

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

12 Mar 2023, 06:04

2

981

by: SaquibHGMATWhiz

13 Apr 2023, 01:39

ER

When y = 5x is rounded to the nearest integer, the

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

13 Apr 2023, 01:30

2

1,074

by: KarishmaB

13 Apr 2023, 03:32

ER

The area of parallelogram ABCD equals

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

08 Mar 2023, 09:00

7

4

1,422

by: KarishmaB

13 Apr 2023, 03:40

ER

A wheel of a car of radius 21 cms is rotating at 600

655-705 Level | Arithmetic, Distance Problems

655-705 Level | Arithmetic, Distance Problems hide tags

Bunuel

14 Mar 2016, 08:50

15

4

17,577

by: bumpbot

13 Apr 2023, 06:09

ER

Perimeter of a triangle with integer sides is equal to

805+ Level | Geometry

805+ Level | Geometry hide tags

CareerGeek

24 Jul 2019, 09:48

20

6

12,379

by: Priyesh0507

13 Apr 2023, 06:54

ER

If p pounds of beef cost d dollars, how many cents

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

22 May 2020, 11:11

28

7

6,667

by: ScottTargetTestPrep

13 Apr 2023, 07:41

ER

Twenty percent of the employees of a certain company

Sub 505 Level | Percent and Interest Problems

Sub 505 Level | Percent and Interest Problems hide tags

Bunuel

03 Apr 2023, 01:30

3

1,336

by: ThatDudeKnows

13 Apr 2023, 08:46

ER

Among 200 integers 2^3, 2^6, 2^9, 2^12, ..., 2^600,

655-705 Level | Exponents, Number Properties

655-705 Level | Exponents, Number Properties hide tags

Bunuel

12 Apr 2023, 10:45

6

4

1,152

by: hardikpujara

13 Apr 2023, 09:08

ER

There are 5 apples in a bag. 4 apples are good but 1

505-555 Level | Probability

505-555 Level | Probability hide tags

Bunuel

13 Apr 2023, 08:45

2

3

1,214

by: anisium

13 Apr 2023, 09:34

ER

q is the smallest positive integer for which 3^q is a

555-605 Level | Divisibility/Multiples/Factors, Exponents

555-605 Level | Divisibility/Multiples/Factors, Exponents hide tags

Bunuel

17 Jun 2019, 23:40

7

4

1,765

by: bumpbot

13 Apr 2023, 09:55

ER

What is the largest power of 5! that can divide 41!?

555-605 Level | Divisibility/Multiples/Factors, Exponents

555-605 Level | Divisibility/Multiples/Factors, Exponents hide tags

fauji

27 Oct 2019, 23:15

10

3

1,698

by: bumpbot

13 Apr 2023, 09:57

ER

A local club has between 24 and 57 members. The

655-705 Level | Divisibility/Multiples/Factors

655-705 Level | Divisibility/Multiples/Factors hide tags

Bunuel

14 Dec 2016, 06:00

10

6

2,351

by: theGisforGorilla

13 Apr 2023, 10:04

ER

What is the remainder when 3^32 is divided by 4?

505-555 Level | Exponents, Remainders

505-555 Level | Exponents, Remainders hide tags

Bunuel

21 Mar 2022, 05:27

3

4

1,862

by: bumpbot

13 Apr 2023, 10:05

A company manufactures and sells pens for $2.50 each.

505-555 Level | Algebra, Arithmetic

505-555 Level | Algebra, Arithmetic hide tags

HarshaBujji

13 Apr 2023, 09:01

3

2

1,241

by: Abhishek009

13 Apr 2023, 11:39

ER

If x^2 + y^2 = 28 and xy = 11, what is the value of (x

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Bunuel

13 Apr 2023, 10:45

1

2

990

by: Kinshook

13 Apr 2023, 12:14

ER

Mixture A is 15 percent alcohol, and mixture B is 50

555-605 Level | Mixture Problems

555-605 Level | Mixture Problems hide tags

Nobody

14 Jan 2011, 06:18

67

18

22,486

by: IME2024

13 Apr 2023, 16:09

ER

For how many unique pairs of nonnegative integers {a,

805+ Level | Algebra

805+ Level | Algebra hide tags

Bunuel

01 May 2015, 02:21

91

12

9,405

by: bumpbot

13 Apr 2023, 19:01

ER

A manufacturer packages soap powder in containers of

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

07 Dec 2021, 03:15

1

4

3,639

by: Kestone

13 Apr 2023, 20:19

ER

From an ordinary deck of cards, only 12 picture cards

805+ Level | Probability

805+ Level | Probability hide tags

Bunuel

28 Jan 2021, 03:00

9

3

1,665

by: bumpbot

13 Apr 2023, 21:52

ER

If a, b, and c are three different numbers and

Sub 505 Level | Fractions/Ratios/Decimals

Sub 505 Level | Fractions/Ratios/Decimals hide tags

Bunuel

10 Apr 2019, 00:34

2

3

1,958

by: bumpbot

13 Apr 2023, 23:46

ER

Each factor of 210 is written on a piece of paper,

655-705 Level | Divisibility/Multiples/Factors, Probability

655-705 Level | Divisibility/Multiples/Factors, Probability hide tags

Bunuel

28 Jun 2021, 05:15

15

7

2,366

by: bumpbot

14 Apr 2023, 00:09

ER

If 4^a∗2^b=16^4, what is the minimum possible value

605-655 Level | Algebra +2 tags

605-655 Level | Algebra, Exponents, Min-Max Problems hide tags

Bunuel

06 Mar 2017, 01:49

51

14

8,816

by: bumpbot

14 Apr 2023, 00:42

ER

The four-digit number 486X, where X is the units digit

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

MathRevolution

01 Nov 2018, 00:37

17

6

2,509

by: bumpbot

14 Apr 2023, 00:50

ER

If m ≠ 0 and m - 1+2m^2/2m =y/x, then y is...=

555-605 Level | Algebra, Exponents

555-605 Level | Algebra, Exponents hide tags

steilbergauf

15 May 2014, 03:44

6

4

4,564

by: bumpbot

14 Apr 2023, 01:32

ER

If it takes 5 machines 5 minutes to make 5 widgets,

555-605 Level | Work Problems

555-605 Level | Work Problems hide tags

Bunuel

01 Nov 2018, 04:58

20

7

146,829

by: Abhishek009

14 Apr 2023, 01:37

ER

There are three boxes, each containing a different

655-705 Level | Probability

655-705 Level | Probability hide tags

Bunuel

04 Apr 2023, 01:30

10

3

1,455

by: szcz

14 Apr 2023, 02:07

ER

If k#0 and k - (3 -2k^2)/k = x/k, then x =

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

24 Feb 2014, 23:50

88

18

27,715

by: bumpbot

14 Apr 2023, 02:22

ER

If

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

29 Sep 2022, 12:23

22

3

2,969

by: rachanarc

14 Apr 2023, 04:18

ER

Seven positive integers have an arithmetic average of

605-655 Level | Statistics and Sets Problems

605-655 Level | Statistics and Sets Problems hide tags

Bunuel

25 Apr 2018, 21:49

42

5

3,204

by: bumpbot

14 Apr 2023, 04:32

ER

Which of the following cannot be the range of a set

505-555 Level | Statistics and Sets Problems

505-555 Level | Statistics and Sets Problems hide tags

Bunuel

19 Aug 2015, 03:03

41

12

6,991

by: bumpbot

14 Apr 2023, 04:54

ER

1/(3-1/(3-1/(3-1)))=

Sub 505 Level | Arithmetic, Fractions/Ratios/Decimals

Sub 505 Level | Arithmetic, Fractions/Ratios/Decimals hide tags

Bunuel

24 Jan 2014, 04:01

22

4

20,723

by: bumpbot

14 Apr 2023, 04:56

ER

The cross section and bottom view of a flowerpot are

605-655 Level | Geometry

605-655 Level | Geometry hide tags

Bunuel

22 May 2020, 07:18

29

7

7,462

by: bumpbot

14 Apr 2023, 07:23

Problem Solving (PS)