GMAT Club Forum

768

ER

100 Hardest and easiest questions for DS as of March 2024

Bunuel

19

160300

by: bumpbot

28 Nov 2023, 14:32

1415

ER

DS Question Directory by Topic and Difficulty

Tags: Difficulty: 655-705 Level

bb

0

445975

by: bb

07 Mar 2012, 08:58

7

ER

If there are different numbers of red, blue and white balls, is the nu

Tags: Difficulty: 705-805 Level, Fractions/Ratios/Decimals

chetan2u

13

1949

by: bumpbot

06 Feb 2019, 09:53

7

ER

What is the average (arithmetic mean) of x, y, and z?

Tags: Difficulty: 555-605 Level, Arithmetic, Statistics and Sets Problems

divyadamahe

3

2295

by: KanishkM

01 Feb 2019, 23:08

7

ER

In the XY plane. What is the slope of line L?

Tags: Difficulty: 555-605 Level, Coordinate Geometry

Chethan92

3

1891

by: Diwakar003

25 Jan 2019, 12:44

7

ER

If line k in the xy-coordinate plane has the equation Ax + By = C, wha

Tags: Difficulty: 505-555 Level, Coordinate Geometry

Bunuel

4

6064

by: BrentGMATPrepNow

15 Nov 2018, 08:23

7

ER

Are the integers x, y and z consecutive?

Tags: Difficulty: 605-655 Level, Statistics and Sets Problems

Bunuel

4

12987

by: PoonamS

14 Nov 2018, 09:49

7

ER

After the elections the parliament, which consists of 400 members, is

Tags: Difficulty: 705-805 Level, Percent and Interest Problems

Darkhorse12

8

2008

by: Bismarck

03 Nov 2018, 05:24

7

ER

If c is a positive integer between 1 and 9 inclusive

Tags: Difficulty: 555-605 Level, Divisibility/Multiples/Factors

jgk

3

4072

by: Salsanousi

19 Oct 2018, 12:15

7

ER

Set Q contains p numbers, where p > 1. What is the ratio of the averag

Tags: Difficulty: 605-655 Level, Statistics and Sets Problems

Bunuel

3

1989

by: bumpbot

18 Oct 2018, 00:13

7

ER

If the same amount of material is used to make a hollow cylinder and a

Tags: Difficulty: 705-805 Level, Geometry

Bunuel

8

1625

by: chetan2u

30 Sep 2018, 00:10

7

ER

Is the value of 27^a/6^b a prime number? (1) 3a – b = 1 (2) b is a no

Tags: Difficulty: 705-805 Level, Exponents/Powers, Number Properties

duahsolo

7

1835

by: fskilnik

26 Sep 2018, 15:10

7

ER

How many of the 350 students at Glendale High School took math?

Tags: Difficulty: 605-655 Level, Overlapping Sets

Bunuel

5

2266

by: bumpbot

25 Sep 2018, 07:25

7

ER

If x^y = 1 then what is the value of x?

Tags: Difficulty: 655-705 Level, Exponents/Powers

BrentGMATPrepNow

5

1453

by: BrentGMATPrepNow

23 Sep 2018, 15:08

7

ER

Let m be a positive integer with 5 digits. If rounding m to the neares

Tags: Difficulty: 605-655 Level, Divisibility/Multiples/Factors

Bunuel

8

2403

by: bumpbot

14 Aug 2018, 11:39

7

ER

What is the value of x? (1) x^4 = 2,401 (2) x^5 = 16,807

Tags: Difficulty: 505-555 Level, Algebra

Bunuel

13

3597

by: chetan2u

12 Aug 2018, 01:49

7

ER

x + y = 8. Does x = 3?

Tags: Difficulty: 505-555 Level, Algebra

Bunuel

3

3894

by: bumpbot

08 Aug 2018, 12:11

7

ER

If n is a positive integer and p = 3.021 × 10n, what is the value of n

Tags: Difficulty: 655-705 Level, Exponents/Powers, Inequalities

Bunuel

3

1780

by: Bunuel

15 Jul 2018, 00:43

7

ER

The above picture depicts a circle perfectly inscribed in a square. Is

Tags: Difficulty: 605-655 Level, Geometry

Bunuel

5

3153

by: bumpbot

12 Jul 2018, 12:01

7

ER

If f(x) = 4x^2 + px, what is the minimum value of f(x)?

Tags: Difficulty: 555-605 Level, Functions and Custom Characters

MathRevolution

3

1520

by: MathRevolution

06 Jul 2018, 01:41

7

ER

What is the value of positive integer m? (1) The remainder when any

Tags: Difficulty: 705-805 Level, Number Properties, Remainders

Bunuel

2

1421

by: EgmatQuantExpert

05 Jul 2018, 04:26

7

ER

What is the measure of angle YQZ in the figure?

Tags: Difficulty: Sub 505 Level, Geometry

WoundedTiger

3

4170

by: bumpbot

19 Jun 2018, 16:24

7

A certain company's profit is comprised of the profits of the 3 divisi

Tags: Difficulty: 705-805 Level, Statistics and Sets Problems

BillyZ

2

1773

by: Lowkya

09 Jun 2018, 23:31

7

In a city, there are 400 people who are member of one or more of three

Tags: Difficulty: 655-705 Level, Overlapping Sets

amanvermagmat

5

1608

by: gvij2017

26 May 2018, 20:36

7

ER

On a number line, 0 < A < B, is |20 - A| < |20 -B| ?

Tags: Difficulty: 805+ Level, Absolute Values/Modulus, Inequalities

Bunuel

6

1940

by: chetan2u

12 Apr 2018, 00:00

7

ER

If j and k each represent positive single digits, and y = 2.j3k, what

Tags: Difficulty: Sub 505 Level, Fractions/Ratios/Decimals

Bunuel

5

8882

by: bumpbot

01 Mar 2018, 14:13

7

ER

If x < 20, How many distinct factors does odd number x have? 1) 16x

Tags: Difficulty: 655-705 Level, Divisibility/Multiples/Factors, Number Properties

GMATinsight

17

3199

by: amanvermagmat

23 Jan 2018, 23:19

7

ER

If x is an integer, is (3x - y)^(1/2) = (2x - 2y)^(1/2) ?

Tags: Difficulty: 705-805 Level, Algebra

Bunuel

3

1473

by: Bunuel

17 Jan 2018, 21:03

7

ER

If the function f is defined for all x by f( x) = ax^2 + bx − 43,

Tags: Difficulty: 605-655 Level, Algebra, Functions and Custom Characters

Bunuel

11

3566

by: Lambuata

19 Dec 2017, 22:08

7

ER

Data Sufficiency Pack 4, Question 3) On a number line...

Tags: Difficulty: 655-705 Level, Absolute Values/Modulus, Number Properties

EMPOWERgmatRichC

4

3230

by: bumpbot

30 Nov 2017, 20:47

7

ER

The vertices of a triangle are on points A(a,b), B(2,2)

Tags: Difficulty: 655-705 Level, Coordinate Geometry, Geometry

kenguva

5

3939

by: bumpbot

30 Oct 2017, 16:10

7

ER

Is q positive?

Tags: Difficulty: 655-705 Level, Number Properties

Bunuel

5

3003

by: bumpbot

24 Aug 2017, 05:41

7

ER

In the diagram above each of the letters represents one of the digits

Tags: Difficulty: 705-805 Level, Arithmetic

Bunuel

2

2204

by: chesstitans

22 Aug 2017, 17:44

7

ER

If abc ≠ 0, is abc > 0 ?

Tags: Difficulty: 805+ Level, Absolute Values/Modulus, Inequalities

Bunuel

6

2580

by: Mo2men

12 Aug 2017, 11:20

7

ER

X and Y start traveling in the same direction, from a particular point

Tags: Difficulty: 705-805 Level, Distance/Rate Problems

Bunuel

4

1749

by: mohshu

06 Jul 2017, 11:05

7

ER

A larger playground has a rectangular-shaped track shaded shown as abo

Tags: Poor Quality

MathRevolution

9

1425

by: Sash143

03 Jul 2017, 05:47

7

ER

Is 5^k greater than k?

Tags: Difficulty: 555-605 Level, Exponents/Powers, Inequalities

Bunuel

2

2322

by: ydmuley

25 Jun 2017, 15:23

7

ER

If w + x < 0, is w - y > 0 ?

Tags: Difficulty: 655-705 Level, Inequalities

uzzy12

5

3362

by: bumpbot

20 Jun 2017, 09:53

7

ER

If x and y are integers, is x^7 < 6^y ?

Tags: Difficulty: 605-655 Level, Algebra, Exponents/Powers, Inequalities

Bunuel

8

2924

by: Nunuboy1994

29 May 2017, 23:13

7

ER

If y > x, is y > 64

Tags: Difficulty: 705-805 Level, Algebra, Inequalities

EgmatQuantExpert

5

2169

by: rohit8865

28 May 2017, 12:11

7

ER

If A and B are integers and atleast one of the two is positive

Tags: Difficulty: 555-605 Level, Inequalities

chetan2u

6

2128

by: bumpbot

09 May 2017, 05:36

7

ER

Is ab > 0?

Tags: Difficulty: 605-655 Level, Inequalities

banksy

4

4645

by: bumpbot

22 Apr 2017, 09:28

7

If m and n are positive integers, is (mn+1+3)(mn+2+4)(mn+3+5) divisibl

Tags: Poor Quality

BillyZ

4

2739

by: shekyonline

12 Apr 2017, 09:46

7

ER

At a particular university with 150 students 70% receive loans and 40%

Tags: Difficulty: 655-705 Level, Overlapping Sets

Bunuel

9

2090

by: Nunuboy1994

23 Mar 2017, 16:13

7

ER

The length of a rectangular solid is a, its width is b, and

Tags: Difficulty: 555-605 Level, Geometry

eladshush

7

3253

by: KrishnakumarKA1

15 Mar 2017, 01:48

7

ER

In a certain game, scoring plays result in 2, 7, or 11 point

Tags: Poor Quality

MzJavert

7

3991

by: Bunuel

27 Feb 2017, 22:08

7

ER

The figure above represents a rectangular tile. The 8 hexago

Tags: Difficulty: 605-655 Level, Geometry

summer101

10

4665

by: BillyZ

15 Jan 2017, 01:31

7

ER

What is the value a^3 - b^3?

Tags: Difficulty: 655-705 Level, Algebra

Bunuel

3

2470

by: mvictor

29 Nov 2016, 13:30

7

ER

Is A an odd integer?

Tags: Difficulty: 655-705 Level, Number Properties

chetan2u

7

2167

by: syahasa2

09 Oct 2016, 03:13

7

ER

If x^2 = y^2, what is the value of x-y?

Tags: Poor Quality

EBITDA

4

4655

by: Bunuel

16 Jul 2016, 14:52

7

ER

Is B an integer? (1) B^3 is an integer

Tags: Difficulty: 555-605 Level, Number Properties

rxs0005

2

2814

by: bumpbot

20 Jun 2016, 22:41

7

ER

James and Andrea take a trip in Andrea's car.

Tags: Poor Quality

Gnpth

5

6266

by: Kurtosis

06 Jun 2016, 04:44

GMAT Data Sufficiency (DS)