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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

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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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29 Sep 2018, 09:55

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Topics

what is the easiest way to do these kinda problems.. It

vivek_dj

08 Feb 2004, 15:38

0

1,607

08 Feb 2004, 15:38

If q workers can paint a house in d days, how many days will

fundy11

08 Feb 2004, 16:06

0

2,311

08 Feb 2004, 16:06

tzec76

08 Feb 2004, 20:03

0

1,753

08 Feb 2004, 20:03

In each production lot for a certain toy, 25 percent of the

satgates

09 Feb 2004, 12:58

0

2,070

09 Feb 2004, 12:58

Forty percent of the rats included in an experiment were

satgates

09 Feb 2004, 14:11

0

1,380

09 Feb 2004, 14:11

How many 3-digit numbers are possible using the digits 0, 1,

vivek_dj

10 Feb 2004, 14:08

5

2,034

11 Feb 2004, 10:01

r, t, and s are all integers, is t/ (s^2) an integer? 1)

vivek_dj

10 Feb 2004, 16:24

6

2,091

11 Feb 2004, 12:14

A is cycling from delhi to mumbai and B from mombai to

mdfrahim

11 Feb 2004, 00:45

9

1,668

12 Feb 2004, 05:25

A merchant paid $300 for a shipment of x identical

satgates

11 Feb 2004, 01:56

0

1,533

11 Feb 2004, 01:56

gmatblast

11 Feb 2004, 13:57

7

2,110

13 Feb 2004, 02:10

A certain population of bacteria doubles in size every 5

vivek_dj

11 Feb 2004, 15:51

9

3,259

11 Feb 2004, 19:26

5 Farmerrs work in a 10 acre of land and pick up the apples

pakoo

12 Feb 2004, 09:36

3

1,657

13 Feb 2004, 03:07

Are they constitute GMAT Exam ?

Dharmin

12 Feb 2004, 09:54

8

1,782

02 Mar 2004, 21:48

A portion of $6600 is invested at a 5% annual return, while

vivek_dj

12 Feb 2004, 11:08

2

1,719

12 Feb 2004, 11:32

A car covers a certain distance in 45 mins if it runs at 60

shubhangi

13 Feb 2004, 08:38

0

1,543

13 Feb 2004, 08:38

Two dice each number from 1 to 6 are tossed n times

Paul

15 Feb 2004, 00:15

8

1,760

16 Feb 2004, 08:13

There is a family with two children. One is a boy, what is

kpadma

15 Feb 2004, 00:35

8

2,238

17 Feb 2004, 08:26

The average of 9 consecutive numbers is 9. What is the

mdfrahim

16 Feb 2004, 23:35

0

3,712

16 Feb 2004, 23:35

Biologists working to estimate the population of foxes in

vivek_dj

17 Feb 2004, 14:53

4

2,290

by: gmatfordays

17 Feb 2004, 21:40

Probability of a Simple event A package contains 7 peanut

mirhaque

18 Feb 2004, 11:00

8

3,493

07 Sep 2004, 04:17

10 people go to a party and sit around a table. How many

gmatfordays

18 Feb 2004, 23:56

8

2,035

by: gmatfordays

24 Feb 2004, 22:10

n(Senior) = 15 and n(Senior & Chemistry) =20 , Total no

shubhangi

19 Feb 2004, 00:51

6

1,803

19 Feb 2004, 19:03

p = 50%; 5 flips means that n = 5. The probability to find

mirhaque

19 Feb 2004, 04:34

6

1,304

03 Sep 2004, 12:23

If n > 5, the units digit of the product of n consecutive

batliwala

19 Feb 2004, 08:28

4

1,336

19 Feb 2004, 14:06

Which of the following is the product of 3 consecutive

batliwala

19 Feb 2004, 08:32

1

1,194

19 Feb 2004, 08:41

In a set of integers, each term is two more than the

batliwala

19 Feb 2004, 08:47

5

1,571

19 Feb 2004, 12:37

1A is a 2 digit number. If the units digit is 25*1A is A,

batliwala

19 Feb 2004, 09:01

1

1,060

19 Feb 2004, 09:09

A is the first term in a set of consecutive numbers which

batliwala

19 Feb 2004, 09:16

4

1,295

20 Feb 2004, 08:19

x =? 1. |5-x| + |x-5| =20 2. x > 5

batliwala

19 Feb 2004, 09:27

1

1,305

19 Feb 2004, 09:46

if |x+1|^2 =16 and (y-5)^2 =4, then what is the value of

batliwala

19 Feb 2004, 09:32

4

1,819

20 Feb 2004, 14:35

Which of the following CANNOT be the value of x-|x|? a. 0 b.

batliwala

19 Feb 2004, 12:38

0

1,101

19 Feb 2004, 12:38

For all real numbers x, #x# is the sum of all the distinct

travish19

19 Feb 2004, 21:29

0

1,877

19 Feb 2004, 21:29

A store sold a TV at a price three times as much as a DVD

kpadma

19 Feb 2004, 23:37

9

1,737

23 Feb 2004, 16:41

If x = 54^n and y = 89^n and z =x*y . what is the units

batliwala

20 Feb 2004, 04:36

0

1,449

20 Feb 2004, 04:36

batliwala

20 Feb 2004, 05:11

1

1,400

20 Feb 2004, 05:56

BA is a 2 digit number , where A and B represent 2 different

batliwala

20 Feb 2004, 05:15

2

1,405

20 Feb 2004, 15:34

Z = |X=2|^2 and Y = |W-2|^2. If Z=Y and both X and W are

batliwala

20 Feb 2004, 05:23

1

1,141

20 Feb 2004, 07:24

If |x|*|y|*|z| > x* y * z, which of the following

batliwala

20 Feb 2004, 05:34

1

1,410

20 Feb 2004, 07:17

If x not equal to 4, what is the value of x? 1. (4-x)/

batliwala

20 Feb 2004, 05:39

3

1,588

20 Feb 2004, 10:34

batliwala

20 Feb 2004, 05:45

2

1,480

20 Feb 2004, 13:55

1 < = x < =0, -1 < = y < = 1, z > = -2, which

batliwala

20 Feb 2004, 05:51

12

2,045

29 Dec 2005, 23:41

Which of the following fractions has the smallest value? a.

batliwala

20 Feb 2004, 08:08

0

3,885

20 Feb 2004, 08:08

Drum X is 1/2 full of oil and drum Y, which has twice the

satgates

20 Feb 2004, 14:35

0

1,617

20 Feb 2004, 14:35

Two trains are moving in the opposite directions on parallel

rakesh1239

20 Feb 2004, 19:54

0

5,257

20 Feb 2004, 19:54

A certain alcoholic beverage with an alcohol content of 63%

batliwala

21 Feb 2004, 09:32

1

2,819

21 Feb 2004, 11:51

Eddie's secret cocktail has an alcohol content of 80%. If

batliwala

21 Feb 2004, 09:47

3

1,369

21 Feb 2004, 12:19

The average salary in a certain factory was $2000. After 5

batliwala

21 Feb 2004, 10:07

1

1,101

21 Feb 2004, 12:08

a is the standard deviation of set A. b is the standard

batliwala

21 Feb 2004, 10:20

3

1,302

22 Feb 2004, 09:13

A set of numbers consists of the numbers 81,73, 65, x. If

batliwala

21 Feb 2004, 10:34

1

1,248

22 Feb 2004, 09:47

A set of numbers consists of the numbers x,y,z and 86. If

batliwala

21 Feb 2004, 10:39

1

1,313

21 Feb 2004, 11:58

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