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Quants doubt: probability

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24 Apr 2026, 03:17

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doubt on this question

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Some of these are no longer applicable as questions have been modified over the years but we wanted to preserve them

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23 Apr 2026, 15:18

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

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Topics

Not sure how to do this one in 2 mins: If two people are

cucrose

19 Feb 2007, 10:12

7

2,001

02 Jun 2007, 16:01

Is |x-y|>|x| - |y| A. y is less than x B. xy>0

Dek

06 Jun 2007, 11:32

7

1,442

07 Jun 2007, 02:08

sorry if this problem has already been posted, but I do not

djhouse81

19 Jun 2007, 06:52

7

1,887

20 Jun 2007, 13:47

GMAT Prep CAT Geometry

djhouse81

21 Jun 2007, 06:33

7

2,372

24 Jun 2007, 03:50

LM

24 Jun 2007, 00:41

7

2,237

25 Jun 2007, 16:18

ian7777

05 Jul 2007, 05:45

7

1,794

by: KillerSquirrel

07 Jul 2007, 10:08

We have a right triangle. The hypotenuse is 16. The sum of

Hayabusa

24 Jul 2007, 13:01

7

1,513

24 Jul 2007, 18:41

10 sergents and 7 lieutenants meet at the training camp. If

ajay_gmat

27 Jul 2007, 00:30

7

1,765

27 Jul 2007, 10:58

Math-review-for-amatures

javed

15 Mar 2007, 11:52

7

2,353

30 Jul 2007, 14:45

Is x^2 * y^2 an integer divisible by 9? 1) x is an integer

MooseDrool

09 Aug 2007, 17:22

7

1,789

by: anonymousegmat

10 Aug 2007, 14:12

In the GMAT world, is 0 considered to be a multiple?

TheToastedBread

09 Aug 2007, 21:17

7

1,924

by: Robin in NC

10 Aug 2007, 17:11

I really do not like to post a bunch of questions at a time

Fistail

19 Aug 2007, 19:46

7

1,174

20 Aug 2007, 13:20

is there any useful tutorial/study guide on sequences on

r019h

21 Aug 2007, 21:03

7

1,494

by: KillerSquirrel

23 Aug 2007, 23:14

Just wanted to give a summary of Standard Deviation and what

salr15

06 Jul 2007, 20:56

7

4,553

by: KillerSquirrel

24 Aug 2007, 23:26

If the area of an equilateral triangle with side t is equal

gnr646

05 Sep 2007, 13:24

7

2,058

06 Sep 2007, 22:10

Mike and Ted are among the nine players a basketball coach

Juaz

08 May 2007, 02:18

7

1,325

13 Sep 2007, 14:08

Parbe

14 Sep 2007, 14:30

7

1,608

by: GMATBLACKBELT

17 Sep 2007, 12:56

GMATPrep 2: Question 24

Ferihere

18 Sep 2007, 09:46

7

1,306

20 Sep 2007, 08:30

Easy Calculation Question

jimmyjamesdonkey

23 Sep 2007, 09:44

7

1,391

by: jimmyjamesdonkey

23 Sep 2007, 10:05

In the figure below, equilateral traingle BAC is inscribed

mexicanhoney

01 Oct 2007, 14:17

7

1,763

01 Oct 2007, 19:51

If k cannot equal 0, 1 or -1, is 1/k > 0? 1.) 1/k-1 >

uphillclimb

03 Oct 2007, 06:49

7

1,567

03 Oct 2007, 10:22

Three points of a triangle are （2,-2）,

bkk145

20 Oct 2007, 11:35

7

1,356

20 Oct 2007, 17:13

How many integers between 100 & 150,inclusive,cannot be

abiswas

22 Oct 2007, 22:29

7

2,933

by: KillerSquirrel

23 Oct 2007, 12:54

Is |x-5| > 4 given that x^2 < 1

bmwhype2

25 Oct 2007, 10:13

7

1,756

25 Oct 2007, 11:45

A square with points (1,1),(-1,1),(-1,-1)&(1,-1). What

Balvinder

27 Oct 2007, 06:54

7

1,324

28 Oct 2007, 11:47

In how many different ways can a group of 8 be divided into

Ozmba

09 Nov 2007, 11:49

7

2,144

10 Nov 2007, 16:39

Speed of still water

cloudz9

10 Jun 2005, 18:06

7

2,760

12 Nov 2007, 08:51

how can i estimate the value of a sqrt let say, sqrt .18

bmwhype2

14 Nov 2007, 15:30

7

1,690

by: Amardeep Sharma

19 Nov 2007, 01:11

Right triangle ABC has a height BD, What is the value of AB

bmwhype2

13 Nov 2007, 10:20

7

3,455

22 Nov 2007, 03:23

In the GMAT Math Bible, in the first few pages it gives the

alrussell

22 Nov 2007, 04:22

7

1,496

24 Nov 2007, 17:23

4/5 of the elements in set D are equal to x, and the

marcodonzelli

25 Jan 2008, 10:14

7

1,551

25 Jan 2008, 13:19

For a certain set of n numbers, where n>1, is the average

marcodonzelli

03 Mar 2008, 11:58

7

2,016

04 Mar 2008, 12:48

If 1=<n<=99, what is the probability that n(n + 1) is

young_gun

05 Mar 2008, 20:18

7

1,394

06 Mar 2008, 12:15

25% of the company's employees contribute at least 4% of

marcodonzelli

08 Mar 2008, 06:44

7

1,864

09 Mar 2008, 08:18

Kate and David each have $10. Every time the coin lands on

bmwhype2

19 Dec 2007, 08:44

1

7

2,060

11 Mar 2008, 02:47

A part for a machine is 1/4 inch too small. If the correct

Capthan

08 Mar 2008, 07:16

7

1,287

11 Mar 2008, 08:43

Is line Y=KX + B tangent to circle X^2 + Y^2 = 1 ? 1. k+b=1

marcodonzelli

02 Mar 2008, 08:57

7

2,630

31 Mar 2008, 16:39

Stumped on this Data Sufficiency question...

w0283767

10 Apr 2008, 11:09

7

1,937

11 Apr 2008, 08:59

Is |a| > |b|? (1) b < -a (2) a < 0

jimmyjamesdonkey

28 Apr 2008, 08:38

7

1,428

28 Apr 2008, 11:39

A group of students visit a book fair and each purchased

FN

02 May 2008, 16:55

1

7

1,610

03 May 2008, 21:13

nigar

05 May 2008, 07:08

7

1,957

05 May 2008, 19:39

following gives you table of number of days it takes to

shmistry

12 May 2008, 07:01

7

1,787

12 May 2008, 20:03

Is x |y| > y^2? (1) x > y (2) y > 0

jimmyjamesdonkey

18 May 2008, 13:33

7

1,742

19 May 2008, 10:14

I am going somewhere with this... (a + b)/(a b) < 0

jimmyjamesdonkey

28 May 2008, 18:15

7

1,134

by: jimmyjamesdonkey

28 May 2008, 19:02

ritula

29 May 2008, 23:03

7

1,383

30 May 2008, 08:46

A cylinder is being filled with sand that weights 200kg /

alimad

03 Jun 2008, 07:59

7

2,258

by: alpha_plus_gamma

03 Jun 2008, 21:37

Is zero positive?

dominion

05 Jun 2008, 20:40

7

2,795

07 Jun 2008, 11:25

GMAT Prep Toughie

Neochronic

08 Jun 2008, 02:25

3

7

1,780

09 Jun 2008, 10:07

Confusing Exponents Q

Vavali

10 Jun 2008, 04:59

1

7

1,520

by: jallenmorris

10 Jun 2008, 09:13

Nihit

11 Jun 2008, 06:57

7

1,469

11 Jun 2008, 10:41

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