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Quants doubt: probability

by: Bunuel

24 Apr 2026, 03:17

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doubt on this question

by: Bunuel

24 Apr 2026, 03:22

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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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29 Sep 2018, 09:55

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3,251

29 Sep 2018, 09:55

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Topics

Can some one explain this solution in detail

K_s_r

12 Jul 2004, 23:35

5

1,802

16 Jul 2004, 22:57

What is the remainder of 2K/N ? 1) K is a factor of N. 2) K

Dookie

12 Jul 2004, 11:03

2

862

17 Jul 2004, 16:24

Select 5 numbers from the series of 1 to 20 (inclusive).

carsen

12 Jul 2004, 08:25

10

2,719

14 Jul 2004, 08:51

George passes a point P at exactly 12:00 walking at a rate

carsen

12 Jul 2004, 08:31

14

1,805

16 Jul 2004, 15:06

M*) is enoted as the product of all inetgers from 1 to M. If

carsen

12 Jul 2004, 07:58

6

1,631

13 Jul 2004, 02:40

Find the standard deviation of ten-member set Y. (1) the set

stolyar

12 Jul 2004, 03:11

10

2,647

20 Aug 2004, 07:41

Is X prime? (1) X is a perfect square (2) X^2 is a perfect

stolyar

12 Jul 2004, 00:34

4

1,799

17 Jul 2004, 00:06

carsen

11 Jul 2004, 18:58

10

2,615

12 Jul 2004, 18:58

Find the standard deviation of set F. (1) the standard

stolyar

11 Jul 2004, 09:59

2

1,491

11 Jul 2004, 15:40

In a team of 9 employees, 5 are members of the union. If the

cs77

09 Jul 2004, 07:14

7

2,791

10 Jul 2004, 05:43

Word problem - why doesn't my method work?

achuard

08 Jul 2004, 11:21

3

1,983

09 Jul 2004, 06:18

a - b = 10 a(a - b) + b(b - a) = ? Anyone know what the best

ian7777

08 Jul 2004, 10:44

5

1,927

08 Jul 2004, 20:34

If K and X are integers, is K^X=1? (1) X=1 (2) K^K=K

stolyar

08 Jul 2004, 06:12

4

1,193

08 Jul 2004, 07:27

given that n*=-1/n find 3**

stolyar

08 Jul 2004, 05:31

2

1,435

08 Jul 2004, 06:00

A lot contains 20 articles.The probability that the lot

khurman

08 Jul 2004, 00:36

3

2,153

08 Jul 2004, 07:30

boksana

07 Jul 2004, 18:44

0

1,931

07 Jul 2004, 18:44

Let N be the greatest integer multiple of 8, no two of those

sathya76

07 Jul 2004, 12:03

0

4,567

07 Jul 2004, 12:03

In a battle 70% of the combatants lost an eye, 80% an

khurman

05 Jul 2004, 16:49

0

13,307

05 Jul 2004, 16:49

How many students play football or Chess? See atatched file!

cbrf3

05 Jul 2004, 16:47

3

1,599

06 Jul 2004, 10:20

Logic Problem!!

cbrf3

05 Jul 2004, 13:50

6

2,267

06 Jul 2004, 09:53

This is probably one of the harder GMAT geometry questions

Curly05

05 Jul 2004, 10:39

0

2,510

05 Jul 2004, 10:39

If 3 and 8 are the lengths of two sides of a triangular

dr_sabr

05 Jul 2004, 09:47

2

1,851

05 Jul 2004, 10:57

There is a sack with 10 white balls. In how many ways can

stolyar

05 Jul 2004, 04:15

2

1,306

05 Jul 2004, 22:19

If x^2 = integer, is x always an integer

Acer

04 Jul 2004, 21:41

3

2,741

by: enigmatic007

07 Jul 2004, 10:35

crackgmat750

03 Jul 2004, 23:32

3

1,224

08 Jul 2004, 07:53

Is the odd integer X a prime number? 1) X+2 is a prime

tapsemi

02 Jul 2004, 16:00

0

1,783

02 Jul 2004, 16:00

If you throw a dice 6 times, what's the probability that

sid_477

02 Jul 2004, 07:59

2

3,381

02 Jul 2004, 08:52

GMAT Challenge Question......confused!!

cbrf3

01 Jul 2004, 06:16

3

2,120

01 Jul 2004, 18:52

Daifu University Question

ashkg

30 Jun 2004, 20:00

4

2,255

02 Jul 2004, 08:33

Thanks for challenging us. I am sure it is going to be

dhandaydham

29 Jun 2004, 21:38

0

1,676

by: dhandaydham

29 Jun 2004, 21:38

Problem Solving Question #380 in O.G.

Roc-a-fella

29 Jun 2004, 14:26

2

1,727

30 Jun 2004, 08:48

Pythagorean assumptions

cs77

28 Jun 2004, 10:23

2

1,608

28 Jun 2004, 14:41

One of your examples in your probabilty guide

pakoo

25 Jun 2004, 13:51

1

1,423

25 Jun 2004, 14:56

If y ≠ 3 and is a prime integer greater than 2, which

Guest

24 Jun 2004, 10:03

0

2,122

24 Jun 2004, 10:03

Where can I fine the Probability and combination guide

pakoo

24 Jun 2004, 09:58

1

3

1,516

28 Aug 2020, 14:12

A new Machine is bought by a factory to produce 2 parts, A

carsen

24 Jun 2004, 07:55

0

2,641

24 Jun 2004, 07:55

what's higher, or + ? do the absolute values of -5 and 4 add

lastochka

22 Jun 2004, 07:14

1

1,202

22 Jun 2004, 07:17

The best book for Maths

Reza Saheban

22 Jun 2004, 07:06

1

3,129

22 Jun 2004, 07:18

At a certain diner, a hamburger and coleslaw cost $3.59, and

Guest

20 Jun 2004, 03:50

0

2,853

20 Jun 2004, 03:50

What is the shortest and the most efficient solution

Bhai

18 Jun 2004, 20:15

3

1,599

by: GoalStanford

19 Jun 2004, 16:15

Here's an old problem: If D>0 and 0<1-C/D<1, which

lastochka

18 Jun 2004, 03:04

0

1,511

18 Jun 2004, 03:04

1) Two pairs of jeans are sold in a store: Fox jeans

jjomalls

18 Jun 2004, 02:47

0

1,123

18 Jun 2004, 02:47

Numbers property Question

Roc-a-fella

16 Jun 2004, 14:03

6

1,723

by: GoalStanford

18 Jun 2004, 17:45

Margie and Maggie can finish the job together in 3 hours. If

lastochka

12 Jun 2004, 16:23

1

6

1,889

by: enigmatic007

18 Jun 2004, 02:59

Bhai

12 Jun 2004, 14:56

2

1,418

12 Jun 2004, 20:47

ans with solution

Bhai

13 Jun 2004, 08:58

4

1,599

22 Jun 2004, 02:59

Find an angle of a regular seven-point star

stolyar

12 Jun 2004, 01:01

0

14,257

12 Jun 2004, 01:01

There is a group of six people; among them are Mr X and Mr

stolyar

12 Jun 2004, 00:52

2

4,062

13 Jun 2004, 13:23

Dusting off the Math Skills...

Guest

11 Jun 2004, 06:30

2

1,750

11 Jun 2004, 06:47

Divisibility Question

TeHCM

10 Jun 2004, 22:02

7

1,764

12 Jun 2004, 14:44

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