Last visit was: 25 Apr 2026, 18:44

It is currently 25 Apr 2026, 18:44

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Some of these are no longer applicable as questions have been modified over the years but we wanted to preserve them

1,596

Topics

5,677

Posts

by: bumpbot

23 Apr 2026, 15:18

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

3,251

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

How many divisors of 1728 are also mutiples of 6

Vicky

27 Sep 2003, 08:24

1

4,187

27 Sep 2003, 08:49

Questions about diagonals in squares and rectanges HELP :)

slkp99

27 Sep 2003, 10:28

10

2,655

01 Nov 2003, 16:48

vaka

29 Sep 2003, 13:22

0

2,560

29 Sep 2003, 13:22

Probability question--help please :)

slkp99

29 Sep 2003, 17:52

1

1,543

29 Sep 2003, 18:05

Whats the probability that in three rolls of a fair die, 6

Praetorian

30 Sep 2003, 13:44

6

1,983

02 Oct 2003, 13:00

Roy is making plans for the evening. He can watch a movie,

Praetorian

30 Sep 2003, 13:48

3

1,506

04 Oct 2003, 08:09

Imagine two circles one of radius "r" another "2r" . Let the

amarsesh

01 Oct 2003, 07:37

0

3,246

01 Oct 2003, 07:37

HELP with this problem!

gcponte

03 Oct 2003, 03:58

2

1,630

05 Oct 2003, 18:04

An urn contains fifteen balls, five red and ten green. What

MartinMag

03 Oct 2003, 13:59

6

2,535

07 Sep 2004, 15:15

A clarification required from STOLYAR

ngulati

05 Oct 2003, 01:36

0

1,456

05 Oct 2003, 01:36

HELP with these problems!!!

gcponte

07 Oct 2003, 01:22

11

2,845

07 Oct 2003, 04:29

Seven people , two of them couples , are seated randomly in

Praetorian

08 Oct 2003, 03:28

4

2,549

08 Jan 2004, 09:05

5 couples and 10 children are part of a picnic...they have

Praetorian

08 Oct 2003, 03:30

2

1,339

08 Oct 2003, 15:09

Detemine the probability of throwing a total of 8 in single

araspai

09 Oct 2003, 21:13

1

1,666

14 Oct 2003, 00:54

Determine the probability that a digit chosen at random from

araspai

09 Oct 2003, 21:16

1

2,327

14 Oct 2003, 01:17

A coin is tossed three times. If H= head , T =tail , what is

araspai

09 Oct 2003, 21:17

2

1,891

15 Oct 2003, 22:50

If 3 coins are tossed, what is the probability of obtaining

araspai

09 Oct 2003, 21:19

2

2,023

14 Oct 2003, 00:32

what is the probability of throwing a 8 or 11 in a single

araspai

09 Oct 2003, 21:21

2

1,129

14 Oct 2003, 00:27

A die is thrown twice. What is the probabilty of getting a 4

araspai

09 Oct 2003, 21:23

2

3,071

14 Oct 2003, 00:24

What is the probability that a coin will turn up heads at

araspai

09 Oct 2003, 21:25

2

2,446

14 Oct 2003, 00:09

A woman will win $3.2 if in 5 tosses of a coin she gets

araspai

09 Oct 2003, 21:34

2

1,957

13 Oct 2003, 23:48

A committee of three is chosen form a group consisting of 5

araspai

09 Oct 2003, 21:39

4

1,782

14 Oct 2003, 00:35

6 persons seat themselves at round table. What is the

araspai

09 Oct 2003, 21:41

2

4,521

15 Oct 2003, 23:02

A and B alternately toss a coin. The first one to turn up a

araspai

09 Oct 2003, 21:43

3

2,184

18 Oct 2003, 17:23

In 8 tosses of a coin determine the probability of a.

araspai

09 Oct 2003, 21:47

3

1,518

16 Oct 2003, 00:13

In 2 throws with a pair of dice determine the probabilty of

araspai

09 Oct 2003, 21:49

1

1,705

14 Oct 2003, 01:15

In ten tosses of a coin , what is the probability of getting

araspai

09 Oct 2003, 21:52

1

1,478

14 Oct 2003, 01:10

In the pizza palace, 95% of the customers order pizza. if

araspai

09 Oct 2003, 21:57

5

3,298

19 Oct 2003, 18:42

In a new subidivision , 35% of the houses a family room and

araspai

09 Oct 2003, 22:02

1

1,561

09 Oct 2003, 22:13

A counter is drawn from a box containing 10 red, 15 black ,

araspai

09 Oct 2003, 23:54

2

2,876

13 Oct 2003, 23:55

Folks I was just going thru the PP notes and found that 0 is

ngulati

10 Oct 2003, 07:27

4

1,637

13 Oct 2003, 06:47

Two girls have their birthdays in the same Week. It is known

Praetorian

11 Oct 2003, 07:22

0

1,509

11 Oct 2003, 07:22

In a group A, there are 7 boys and 3 girls, whilst in

Praetorian

12 Oct 2003, 01:21

3

2,250

12 Oct 2003, 04:28

Five discs in a bag are numbered 1,2,3,4,5. What is the

araspai

14 Oct 2003, 00:38

0

3,490

14 Oct 2003, 00:38

What is the larger number: a or b? (a) a/b has remainder of

jjomalls

20 Oct 2003, 15:23

12

1,587

by: hallelujah1234

21 Mar 2004, 14:18

Which of the following is(are) a multiple of 54 x 143 x 65

ftoor

22 Oct 2003, 20:51

2

1,566

23 Oct 2003, 15:06

Which of the following is(are) a multiple of 5^4 x 14^3 x

ftoor

22 Oct 2003, 20:53

2

1,672

02 Nov 2003, 11:59

tzec76

26 Oct 2003, 16:22

1

1,937

27 Oct 2003, 12:42

X^3 * Y^4 = 5000, is Y=5? (a) Y is a positive integer (b) X

Praetorian

28 Oct 2003, 08:14

0

2,139

28 Oct 2003, 08:14

GMAT plus verbal: answer please.

mbamantra

28 Oct 2003, 16:51

0

1,719

28 Oct 2003, 16:51

There are a green ball, a blue ball, and 5 wthite ones. One

stolyar

29 Oct 2003, 05:41

5

1,605

30 Oct 2003, 23:28

[NEW] GMAT Advanced Simulator [September]

GAS team

29 Oct 2003, 15:42

1

1,890

30 Oct 2003, 17:35

If apples are sold in baskets of 5, 15, and 30, and the

sudzpwc

31 Oct 2003, 11:10

5

2,358

03 Nov 2003, 10:51

Whats the smallest number greater than 2 that gives a

sudzpwc

02 Nov 2003, 14:18

5

1,920

09 Jan 2004, 12:31

A can do in 19 hours what B can do in 21 hours. A is paid

sudzpwc

02 Nov 2003, 14:32

2

1,190

03 Nov 2003, 08:35

In a consumer survey, 85% of those surveyed liked at least

vasurajiv

02 Nov 2003, 15:18

0

2,185

02 Nov 2003, 15:18

A student must choose one of the subjects, art, geology, or

Bhai

04 Nov 2003, 13:38

1

2

4,679

15 Dec 2017, 00:26

A student must choose exactly two out of three electives:

Bhai

05 Nov 2003, 00:22

0

6,151

05 Nov 2003, 00:22

If the letters of the word CHASM are rearranged to form 5

jaydi8

05 Nov 2003, 03:55

0

12,099

05 Nov 2003, 03:55

There is a regular pentagram on the picture. Find angle A. 2

stolyar

06 Nov 2003, 05:46

3

1,756

11 Nov 2003, 02:17

Moderator: