Last visit was: 27 Apr 2026, 17:19

It is currently 27 Apr 2026, 17:19

Toolkit

Decision Tracker

Quantitative Questions

Quant Question Archive [LOCKED]

12,184

Topics

29,298

Posts

Quants doubt: probability

by: Bunuel

24 Apr 2026, 03:17

15,589

Topics

36,368

Posts

doubt on this question

by: Bunuel

24 Apr 2026, 03:22

GMAT Club Tests Archive

Some of these are no longer applicable as questions have been modified over the years but we wanted to preserve them

1,597

Topics

5,679

Posts

by: Bunuel

26 Apr 2026, 11:13

Quant Question Archive [LOCKED]

Author

Announcements

GMATbuster's Weekly GMAT Quant Quiz - Saturday Sep 29 10 AM PST

bb

29 Sep 2018, 09:55

0

3,252

29 Sep 2018, 09:55

GMAT Club Member
Recommended Prep Products:

Best GMAT Books

Our hand-picked recommendations

Best GMAT Courses

Reviews Verified with Score Reports

Tutor Directory

Tutor Reviews & Prices in one place

Topics

If a certain coin is flipped, the probability that the coin

getzgetzu

05 May 2006, 23:04

7

1,974

08 May 2006, 21:30

A circle is circumscribed about an equilateral traingle of

kuristar

04 May 2006, 09:27

7

1,718

07 May 2006, 16:36

to scale or not ?

beyondinfinity

03 May 2006, 12:08

7

1,729

by: beyondinfinity

05 May 2006, 00:09

I will start working on 1000 DS ,PS ,CR and SC Do the

angelrich2

28 Apr 2006, 04:06

7

2,162

01 May 2006, 07:26

Water is leaking out from a cylinder at the rate of 0.31m^3

getzgetzu

26 Apr 2006, 03:47

7

1,680

28 Apr 2006, 11:58

a, b and c are 3 digit integers, where a=b+c. Is the

getzgetzu

26 Apr 2006, 03:55

7

1,439

28 Apr 2006, 02:20

If all roots of the polynomial x^4 - 2x^3 - 9x^2 + 2x + 8

ccax

23 Apr 2006, 08:48

7

2,360

24 Apr 2006, 07:32

A school assigns students to small classrooms in such a way

Ethan

20 Apr 2006, 05:46

7

1,497

20 Apr 2006, 08:17

Understanding fractions

fmeinsen

19 Apr 2006, 12:48

7

1,283

20 Apr 2006, 01:11

Is there one? If you know the perimeter, do you know

consultinghokie

17 Apr 2006, 20:48

7

1,561

18 Apr 2006, 18:50

As a part of a game, 4 people each choose one number from 1

chillpill

16 Apr 2006, 19:07

7

1,421

17 Apr 2006, 09:14

In a class of 28 students, one student is to be elected as

Andre_p

15 Apr 2006, 08:24

7

1,857

15 Apr 2006, 18:49

In a 4 person race, medals are awarded to the fastest 3

chiragr

11 Apr 2006, 23:13

7

2,578

13 Apr 2006, 00:31

gmatacer

11 Apr 2006, 16:35

7

2,010

11 Apr 2006, 22:20

A pass code is created by combining one-digit prime numbers.

Rupstar

23 Feb 2006, 07:56

7

1,829

01 Apr 2006, 18:12

Apples' price consist a basic cost for a basic amount plus

joemama142000

24 Mar 2006, 21:11

7

1,745

29 Mar 2006, 06:39

Someone can purchase n pears with $6 or one pear with $0.32.

joemama142000

22 Feb 2006, 03:42

7

1,189

05 Mar 2006, 22:03

if x is an integer, what is the remainder when x is divided

joemama142000

22 Feb 2006, 16:15

7

1,476

24 Feb 2006, 18:11

There are 4 cars. Each of them are either black or white.

joemama142000

20 Feb 2006, 17:23

7

1,582

22 Feb 2006, 14:35

A boat with a speed of 80mph started racing at 8:00. After

joemama142000

20 Feb 2006, 18:13

7

1,458

21 Feb 2006, 08:26

Of a group of people, 10 like to eat peanuts, 11 like to eat

joemama142000

20 Feb 2006, 18:05

7

1,316

21 Feb 2006, 08:18

A car testing company tests its cars for the durability of

joemama142000

18 Feb 2006, 16:14

7

1,431

by: joemama142000

20 Feb 2006, 16:37

geometry problem - please help!!

allabout

17 Feb 2006, 08:42

7

2,491

18 Feb 2006, 10:05

abs >abs ? I. abs >abs II. x<0

joemama142000

12 Feb 2006, 17:12

7

2,112

by: joemama142000

13 Feb 2006, 14:20

I recently started preparing for GMAT and last night had the

dukapotamus

10 Feb 2006, 07:24

7

2,253

by: dukapotamus

10 Feb 2006, 10:08

Each of a group of children has 3 blue markers and 1 red

joemama142000

31 Jan 2006, 14:55

7

1,546

02 Feb 2006, 14:09

There is a tank where certain fluid is stored. The tank is

stolyar

19 May 2003, 23:07

7

1,967

08 Jan 2006, 11:51

Twelve questions for Christoph!

gamjatang

28 Dec 2005, 17:49

7

1,870

29 Dec 2005, 02:00

Seven questions for christoph!

gamjatang

26 Dec 2005, 21:01

7

1,685

28 Dec 2005, 05:18

If Z is a positive integer, x*z=0? 1) x*z=-3x 2) x*z=3x

pb_india

11 May 2005, 20:37

7

1,838

19 Dec 2005, 20:38

3^X is the greatest positive divisor of 10!*20!*30!. Find X

stolyar

05 May 2003, 06:16

7

2,079

16 Dec 2005, 22:06

A motorist travels from City X to City Y in 2 hours at an

desiguy

06 Dec 2005, 13:29

7

1,521

by: harinder_sandhu

06 Dec 2005, 22:15

K=wxyz, where w, x, y, z are prime numbers. Excluding 1 and

getzgetzu

27 Nov 2005, 03:11

7

1,551

27 Nov 2005, 19:50

if 7^8y+2 = 196z^2, then 7^4y - 2^z = ? 0 sqrt7 7 28 49 the

desiguy

08 Nov 2005, 20:53

7

1,228

09 Nov 2005, 08:02

There are two lines of defence against an attacking

sandman

06 Nov 2005, 18:42

7

2,059

09 Nov 2005, 00:23

There are 2 brothers among a group of 20 persons. In how

cool_jonny009

08 Nov 2005, 12:41

7

4,239

08 Nov 2005, 15:21

Can someone solve this D.S. problem for me...

norae

03 Nov 2005, 16:08

7

1,334

04 Nov 2005, 09:44

prob parking question

cloaked_vessel

28 Oct 2005, 18:26

7

4,969

31 Oct 2005, 13:51

The mean value of 5 numbers is 0. Are there more positive

Titleist

16 Oct 2005, 09:38

7

1,460

16 Oct 2005, 13:29

plz show working..

FN

11 Oct 2005, 18:05

7

1,864

12 Oct 2005, 14:22

A point is moving randomly inside an equilateral triangle

HIMALAYA

05 Oct 2005, 22:21

7

3,208

12 Oct 2005, 09:55

Tanks A and B are each in the shape of a right circular

trickygmat

11 Oct 2005, 14:50

7

2,181

12 Oct 2005, 09:01

I've heard different things about this topic.. In finding a

alex84

07 Oct 2005, 17:12

7

1,365

08 Oct 2005, 17:27

parag_bhadra

05 Sep 2005, 13:48

7

4,229

by: parag_bhadra

06 Sep 2005, 21:05

how do i calculate the diameter of a cube ? i.e. diameter is

christoph

26 Mar 2025, 10:35

7

37,420

03 Aug 2005, 01:56

disagree with OA

mirhaque

19 Jul 2005, 19:18

7

1,427

22 Jul 2005, 20:17

Earl and 4 frends goto a game. How many ways can they sit

rxs0005

18 Jul 2005, 15:58

7

1,717

19 Jul 2005, 15:23

w07

16 Jul 2005, 07:45

7

1,868

18 Jul 2005, 11:49

There are 12 girls and 15 boys in a class.In how many ways

krishrads

02 Jun 2005, 10:56

7

5,393

02 Jun 2005, 22:19

Diagram of Triangle ABC Is triangle ABC an isoceles

FlowerGirl

19 May 2005, 21:05

7

2,126

22 May 2005, 20:41

Moderator: