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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

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Some of these are no longer applicable as questions have been modified over the years but we wanted to preserve them

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5,677

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by: bumpbot

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

bb

29 Sep 2018, 09:55

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3,250

29 Sep 2018, 09:55

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Topics

1st quant question and its importance

nonameee

16 Jan 2012, 07:02

5

2,202

18 Jan 2012, 15:55

1st q in a gmatprep test

amd08

01 Apr 2007, 09:57

3

1,516

01 Apr 2007, 20:07

1st post; 570-700, quant low, do i have time?

StefanVk

30 May 2021, 13:10

3

1,387

by: GMATinsight

31 May 2021, 05:42

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

1996 amount x was invested, By 1997 the amount increased by

bumpbot

09 Jan 2021, 10:41

0

1,357

09 Jan 2021, 10:41

198 Level 700+ questions from GMAT Prep I

bumpbot

23 Aug 2020, 12:40

0

20,500

23 Aug 2020, 12:40

1856/70^m is an integer. What is the maximum possible value

rishi2377

21 Jul 2007, 19:19

0

2,749

21 Jul 2007, 19:19

18 children including Sally and Sam, are watching a

chin_min

30 Oct 2004, 12:07

4

1,274

01 Nov 2004, 03:42

16 flat screen tvs. 12 color, 4 b/w. prob. of picking at

cavanbas

11 Jan 2005, 20:33

10

1,456

22 Jan 2005, 02:01

150, 200, 250, n Which of the following could be the median

haichao

09 Nov 2008, 21:17

0

2,382

09 Nov 2008, 21:17

15^11 - 15^10) / 14 1/14 15^10 12458 145546 1

bmwhype2

08 Nov 2007, 08:04

3

2,142

by: priyankurml

08 Nov 2007, 16:05

15 numbers between 20 and 30 (inclusive?), is their average

getzgetzu

06 May 2006, 04:49

2

1,762

by: mendiratta_1812

12 May 2006, 14:00

15 Java programmers, working in a constant pace, finish a

bumpbot

04 Sep 2019, 01:22

0

6,877

04 Sep 2019, 01:22

15 chess players take part in a tournament. Every player

bumpbot

20 Oct 2023, 11:05

1

0

2,436

20 Oct 2023, 11:05

13 times table made easy!

plaverbach

11 Nov 2020, 14:10

1

2

2,462

12 Nov 2020, 14:10

13 persons take their places at a round table. What is teh

sgrover

23 Jun 2006, 16:47

8

1,666

25 Jun 2006, 01:26

13 men and 7 boys can finish a job in 7 days, while 6 boys

krisrini

09 Jan 2021, 10:38

0

2,417

09 Jan 2021, 10:38

13 Incorrect but still Q49/75 percentile

westcoastkindaguy

03 Sep 2020, 21:55

5

8

6,271

05 Dec 2023, 03:05

13 A carpenter constructed a rectangular sandbox with a

Nitty

27 Aug 2007, 22:43

3

2,324

13 Jun 2011, 03:50

1260^4 ??chalenging 1

dimri10

22 Jun 2011, 05:36

1

9

1,979

22 Jun 2011, 22:36

123456789101112131415161718192021.... what is the 100th

joemama142000

21 Feb 2006, 16:10

2

5,970

21 Feb 2006, 19:28

1234 1243 1324 ... ... 4321 The addition problem above shows

desiguy

12 Dec 2005, 03:08

0

3,762

12 Dec 2005, 03:08

1234 1243 .... .... +4321 ------ The addition problem above

FN

22 May 2008, 11:05

0

1,660

22 May 2008, 11:05

karun_aggarwal

12 Apr 2005, 15:15

4

1,827

14 Apr 2005, 11:28

12 Full lenght quantitative tests with answer explanations

liranmaymoni

31 Jan 2014, 03:57

27

4

4,846

12 Aug 2015, 17:19

11th edition GMAT Guide

raycal84

27 Mar 2018, 10:59

2

2,533

08 Apr 2018, 18:43

Stormgal

03 Nov 2007, 11:35

3

1,745

03 Nov 2007, 13:22

11 Helpful Math Formulas for GMAT Quant

mcelroytutoring

14 Nov 2016, 12:03

6

3

5,204

03 Aug 2020, 07:27

10x/x+y) + (20y/x+y) = k, where x, y and k are integers. If

getzgetzu

26 Apr 2006, 03:40

1

7

3,562

09 Aug 2018, 20:19

100x+10y+z)/5=10w+z if x, y, z,w are all positive integers

marcodonzelli

18 Feb 2008, 12:39

0

2,178

by: marcodonzelli

18 Feb 2008, 12:39

1001^2)-(999^2)/(101^2)-(99^2) = 10 20 30 50 100

study

24 Dec 2008, 03:57

2

6

2,193

28 Dec 2008, 07:14

1001^2-999^2 / 101^2-99^2 A: 10 B: 20 C: 40 D: 80 E: 100

jenniferia2002

23 Dec 2007, 02:35

0

1,517

by: jenniferia2002

23 Dec 2007, 02:35

1001^2 999^2)/(101^2-99^2) = A) 10 B) 20 C) 40 D) 80 E) 100

bumpbot

15 Oct 2019, 08:42

0

2,599

15 Oct 2019, 08:42

1001^2 -999^2) / (101^2 - 99^2) A - 10 B - 20 C - 40 D - 80

kizito2001

26 Feb 2008, 23:40

0

1,171

26 Feb 2008, 23:40

1001^2 - 999^2)/(101^2-99^2) = A)10 B)20 C)40 D)80 E)100

japped187

07 Mar 2008, 09:08

0

961

07 Mar 2008, 09:08

1001^135-999^135)/(101^135-99^135

Ravshonbek

03 Nov 2007, 09:27

4

1,462

by: sportyrizwan

04 Nov 2007, 12:02

1000PS and 1000DS

automan

03 Jan 2008, 14:29

8

4,833

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1000 series questions

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17 Dec 2010, 07:09

3

3,206

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amitdgr

21 Aug 2008, 22:42

4

3,024

25 Aug 2008, 01:02

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29 Jun 2007, 09:31

1

1,487

01 Jul 2007, 05:04

1000 ps missing questions

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04 May 2007, 09:23

4

4,168

06 Jul 2013, 22:13

1000 PS and DS questions. HELP !!!!!!!!!!

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24 Apr 2007, 03:41

2

1,446

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25 Apr 2007, 03:24

1000 PS and DS answers. Anyone?

asaf

16 Jul 2007, 05:54

4

6

5,904

24 Jun 2021, 15:28

1000 is left in a bank account for five years. If it

wc2005

23 Jul 2008, 08:43

4

1,675

by: irajeevsingh

25 Jul 2008, 23:35

1000 dollars were converted into pounds and then the pounds

bumpbot

29 Feb 2020, 11:34

0

4,105

29 Feb 2020, 11:34

100 Number Properties PS (most-discussed)

BDSunDevil

09 Jan 2012, 11:06

1

1

1,945

10 Jan 2012, 14:12

100 lottery tickets were sold; among them, five are winning.

bb

05 Aug 2003, 20:02

6

2,430

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100 cubes were placed into a sack and each numbered from 1

bumpbot

18 Jan 2021, 09:20

0

5,861

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bmwhype2

27 Nov 2007, 12:59

5

1,155

08 Dec 2007, 16:46

10,000 is deposited in a certain account that pays r percent

trickygmat

05 Apr 2007, 22:09

0

1,291

05 Apr 2007, 22:09

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