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Quants doubt: probability

by: Bunuel

24 Apr 2026, 03:17

15,589

Topics

36,368

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Some of these are no longer applicable as questions have been modified over the years but we wanted to preserve them

1,596

Topics

5,677

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23 Apr 2026, 15:18

Quant Question Archive [LOCKED]

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

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29 Sep 2018, 09:55

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3,251

29 Sep 2018, 09:55

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Topics

How to calculate fast 12√(2) * 2√(2)

thegame12

19 Dec 2017, 00:05

3

2,732

20 Dec 2017, 00:23

Number enclosed by 2 vertical bars

thegame12

26 Nov 2017, 23:05

3

5

6,016

26 Nov 2017, 23:35

Help with a basic Exponents concept

theGame001

08 Sep 2013, 07:51

3

1,960

10 Sep 2013, 21:25

Solve GMAT Quant questions faster by spotting patterns

TheEconomistGMAT

01 Feb 2020, 00:22

1

0

2,601

by: TheEconomistGMAT

01 Feb 2020, 00:22

GMAT Quant Strategy: Plugging In

TheEconomistGMAT

04 Dec 2019, 08:19

1

0

1,038

by: TheEconomistGMAT

04 Dec 2019, 08:19

Not sure if these were asked in earlier posts. 1. What is

TheCEO

06 May 2006, 11:20

2

948

by: krishnosarkar

07 May 2006, 00:00

Permutation and Combination - Arranging Speakers with Conditions

TheBipedalHorse

26 Apr 2022, 08:09

2

6

1,184

by: rprasad6310

26 Apr 2022, 08:30

An object thrown directly upward is at a height of h feet

TheBigCheese

23 Sep 2019, 05:15

0

1,885

by: TheBigCheese

23 Sep 2019, 05:15

Does the intger K have a factor p such that 1 < p < k?

TheBigCheese

23 Jul 2008, 16:18

0

1,246

by: TheBigCheese

23 Jul 2008, 16:18

Last year the price per share of Stock X increased by k

TheBigCheese

19 Jul 2008, 11:12

0

1,464

by: TheBigCheese

19 Jul 2008, 11:12

If m does not equal 2 or -3 . Then (m-2) - 3(m-2) /m

TheBigCheese

19 Jul 2008, 01:10

1

1,967

19 Jul 2008, 02:19

If x(x-5)(x+2) = 0, is x negative? (1) x^2 - 7x does not

TheBigCheese

12 Jul 2008, 07:32

1

6

1,945

15 Jul 2008, 22:51

Lists S and T consist of the same numer of positive

TheBigCheese

12 Jul 2008, 07:40

1

5

2,146

by: abhijit_sen

14 Jul 2008, 09:37

If x < 0, then (-x x ) is a) -x b) -1 c) 1 d) x e) x

TheBigCheese

12 Jul 2008, 09:40

0

1,478

by: TheBigCheese

12 Jul 2008, 09:40

How many factors does the integer n have? (1) n = (a^4)

TheBigCheese

06 Jul 2008, 20:16

0

1,212

by: TheBigCheese

06 Jul 2008, 20:16

If the average (arithmetic mean0 of 5 different numbers is

TheBigCheese

06 Jul 2008, 18:40

0

1,139

by: TheBigCheese

06 Jul 2008, 18:40

One Kilogram of a certain kilogram of coffee blend consists

TheBigCheese

05 Jul 2008, 12:10

2

2

2,720

06 Jul 2008, 16:59

lailalalalaiiiiaiaiaiai

thearch

04 Jun 2005, 09:04

9

1,306

05 Jun 2005, 13:54

What is the sum of all 3-digit positive integers that leave

thearch

04 Jun 2005, 09:06

1

6

1,614

05 Jun 2005, 02:51

It is fundamental that you show your work since there's no

thearch

20 Apr 2005, 08:34

0

1,767

20 Apr 2005, 08:34

Sorry to bother you again with comb... Problem: I have too

thearch

05 Mar 2005, 09:36

5

1,400

09 Mar 2005, 16:31

How do you know which route to pick?

ThatFirstStep

25 Dec 2010, 12:27

7

3,594

26 Dec 2010, 15:08

Are x and y integers 1) the product xy is an integer 2) x +

thatchanon

07 Jan 2005, 15:18

0

1,264

07 Jan 2005, 15:18

If n is positive integer and the product of all the integers

tharunv

28 Oct 2008, 23:17

0

990

28 Oct 2008, 23:17

Central Angle Theorem

thanks

03 Jan 2010, 10:04

1

9,852

03 Jan 2010, 12:28

terminating decimals

thailandvc

08 Sep 2009, 03:36

2

4

3,563

14 Jan 2015, 12:00

estimation problem

thailandvc

13 Jan 2010, 01:50

6

3,807

24 Dec 2010, 05:19

This problem is from GMATClub: Five coins are tossed one

th98

16 Jul 2005, 04:03

0

1,768

16 Jul 2005, 04:03

Statistics and probability

TGC

29 Aug 2012, 22:26

1

3,251

30 Aug 2012, 02:04

Quant, Data Sufficiency questions

Tfgal

25 Aug 2020, 00:15

5

4

2,421

25 Aug 2020, 19:52

GMATPREP - Houses Combination

terp26

27 Feb 2008, 09:38

1

2

1,368

27 Feb 2008, 21:53

Sum of Complex Series - Need Help Solving this question!!

terminater92

19 Mar 2016, 04:17

1

1

1,531

by: ENGRTOMBA2018

19 Mar 2016, 04:21

Poll: How hard is real GMAT Quant?

Terabyte

26 Nov 2017, 09:00

5

12

13,007

04 Aug 2021, 22:13

The truth about Variable approach from MathRevolution

Terabyte

04 May 2017, 21:12

0

864

04 May 2017, 21:12

Strategies for Managing Large, Complex Problems

tennisballa

16 Oct 2015, 16:43

1

1,272

by: VeritasPrepDennis

28 Oct 2015, 14:32

Typo in Pearson Vue answer or am i stupid???

tennis25

01 Jan 2006, 22:47

0

2,098

01 Jan 2006, 22:47

(1/5) ^m (1/4)^18=1/2(10)^35 what is m?

tennis25

01 Jan 2006, 15:22

1

3,852

01 Jan 2006, 16:21

Confusing Work Problem with 3 variables...any ideas?

tennis25

01 Jan 2006, 04:04

3

1,277

by: tonychandra11

01 Jan 2006, 10:39

Math problems about standard deviation & normal distribu

tennis1ball

17 Aug 2006, 20:24

2

1,795

by: tennis1ball

17 Aug 2006, 23:35

1 hard probability

tenaman10

08 Jan 2023, 04:27

0

2,854

08 Jan 2023, 04:27

DS -Relative Speed - Set 14

tenaman10

29 Mar 2009, 20:09

0

30

31 Mar 2009, 07:23

tenaman10

22 Mar 2009, 08:49

3

1,971

23 Mar 2009, 03:40

Standard Deviation

tenaman10

10 Mar 2009, 06:03

1

11

2,354

11 Mar 2009, 07:58

At a certain theater, the cost of ticket for an adult and a

tekno9000

19 Aug 2008, 12:21

0

1,631

19 Aug 2008, 12:21

A candy manufacturer decreases the weight of a candy bar by

tekno9000

18 Aug 2008, 20:43

2

1,521

19 Aug 2008, 03:05

If z - 4z > 5 then which of the following is always true

tekno9000

18 Aug 2008, 01:19

0

1,633

18 Aug 2008, 01:19

A tree was 4 feet tall when planted. Its height increases by

tekno9000

17 Aug 2008, 16:25

3

1,801

17 Aug 2008, 18:37

How do you review the incorrect questions on GMATPREP and

tekno9000

17 Aug 2008, 14:17

1

2,264

17 Aug 2008, 15:53

Let a and b be integers where b<0 and a>b. If (a +

tekno9000

15 Aug 2008, 08:30

2

1,059

15 Aug 2008, 09:10

set containng only one element

tejal777

09 Oct 2009, 01:19

3

4

11,625

13 Apr 2023, 00:26

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